The change in the object's velocity is: 6.25 m/s
What is force?It is the physical magnitude that expresses the effort necessary to move the mass of one kilogram with an acceleration of one meter per second squared, this is expressed in units of the international system in Newton.
To solve this exercise, the formulas and procedures to be applied are:
F = m * avf = vi + (a* t)Where:
m = massF = Forcea = accelerationvf = final velocityvi = initial velocityt = timeInformation about the problem:
m = 7.2 kgF= 4.5 n1 N = kg * m/s²t= 10.0 svi= 0 m/sa= ?vf=?Applying the force formula and isolating the acceleration, we get:
a= F/m
a= 4.5 n /7.2 kg
a=0.625 m/s²
Applying the final velocity formula, we have:
vf = 0 m/s + (0.625 m/s²* 10.0 s)
vf = 0 m/s + 6.25 m/s
vf = 6.25 m/s
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consider the magnetic system of example 1.1. if the coil current is 4 amps when each air gap length is 1 mm, find the flux density in the air gap
The flux density in the air gap of the magnetic system from Example 1.1 can be calculated using the equation B = μ₀N/l, where μ₀ is the permeability of free space (4π × 10⁻⁷ H/m), N is the number of turns in the coil, and l is the length of the air gap.
Using this equation, the flux density in the air gap when the coil current is 4 amps and each air gap length is 1 mm is 0.1 Wb/m².
The flux density in an air gap is determined by the strength of the magnetic field and the size of the air gap. The magnetic field strength is determined by the number of turns in the coil , the current flowing through the coil, and the permeability of the material that the coil is wound around.
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Matt and Kim use bowling balls with different masses. If they both roll their bowling balls at exactly the same speed, which claim could be supported by the evidence? *
A) The bowling ball with less mass has more kinetic energy.
B) The bowling ball with more mass has more kinetic energy.
C) The kinetic energies of the two bowling balls are the same.
D) There is not enough information to compare the kinetic energies
The claim that could be supported when Matt and Kim use bowling balls with different masses is mentioned in option B) that say, the bowling ball with more mass has more kinetic energy.
The kinetic energy and the speed of the body are related as,
K = 1/2mv²
Where,
K is the kinetic energy,
m is the mass,
v is the speed of the body.
So, if the speed is same then the mass and the kinetic energy are directly related proportionally.
Matt and Kim has thrown bowling balls of different mass with same speed. As per the above relation,
The supported claim is the bowling ball with more mass has more kinetic energy.
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how would you report d = 8.20000 mm to 3 significant digits?
To report a value to 3 significant digits, we round the value such that only the first three digits to the right of the decimal point are kept and any additional digits are ignored.
In the case of d = 8.20000 mm, rounding to 3 significant digits would give us d = 8.20 mm.
Significant figures or digits are the meaningful digits in a number, including those used to express precision and those used to indicate the magnitude of the value. The significance of a digit is determined by its contribution to the measurement or calculated result, not just its presence in the number.
To report a value to a specific number of significant digits, we follow a few simple rules:
Non-zero digits are always significant. For example, in the number 25, both 2 and 5 are significant.
Zeros between non-zero digits are significant. For example, in the number 203, all three digits are significant.
Zeros to the right of the decimal point and after the last non-zero digit are significant. For example, in the number 0.00300, all three zeros are significant.
To round a value to a specific number of significant digits, we first identify the least significant digit and then round up if the next digit is 5 or greater, or leave the value unchanged if the next digit is 4 or less.
For example, to report the value 8.20000 mm to 3 significant digits, we would round 8.20000 to 8.20, keeping only the first three digits to the right of the decimal point.
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Why are the tires for trucks carrying gasoline and other flammable fluids manufactured to be electrically conducting? 1. To move the positive charges from the truck to the ground and avoid fire 2. To move the negative charges from the truck to the ground and avoid a fire 3. To make the truck move faster 4. To make the truck easier to drive 5. To neutralize the charges on the trucks?
By the help of static electricity To move the negative charges from the truck to the ground and avoid a fire
The tyres on trucks hauling gasoline and other hazardous substances are engineered to be electrically conductive to prevent static electricity from building up and burning. As the truck moves further, the static electricity created by the tyres' friction with the ground may build up. If static electricity reaches a particular point, it might spark and explode. An explosion is avoided thanks to the tyres' electrical conductivity, which enables the static energy to be dispersed into the ground before it can build up to a harmful level. People transporting combustible materials are safer because the risk of an explosion is lower is drastically decreased by making the tyres conductive.
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There is no god but Allah (SWT) and Prophet Muhammad (PBUH) is his messenger
There is no god but Allah (SWT) and Prophet Muhammad (PBUH) is his messenger. This is a contain of confession of faith in Islam religion.
About Islamic teachingsIn language, اسلام comes from the word سَلَم /سِلْم which means safe (as-salām), peace and tranquility, (al-shulhu wa al-amān), surrender (al-istislām), submission (al-khudlū'/al- id'zān), obedient (al-thā'ah). So, Islam means safety and peace because surrender is only to Allah SWT, who has no god but Him. Meanwhile, according to the term Islam is dīn or religion that originated from Allah SWT who was brought down through His Apostles, from the first Prophet: Adam as to the last Prophet: Muhammad saw for the benefit of mankind in this world and in the hereafter .
However, because divine (sky) religions have been changed by humans so that they are no longer original, the term Islam is only aimed at what was brought down by the Prophet Muhammad, namely something that was sent down by Allah SWT in the valid Al -Qur'an and al-Sunnah in the form of rules that contain orders, prohibitions and instructions for human welfare in this world and in the hereafter.
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An aluminum calorimeter with a mass of 0.111kg contains 0.680 kg of water at 37°C
A medium sized cube of ice at 0.0 °C is placed in the calorimeter and melts completely.
If the final temperature of the mixture was 0.0 °C, what was the mass of the ice cube?
The mass of the ice cube is 0.33 kg.
What is the mass of the ice cube?
The mass of the ice cube is calculated by applying the principle of conservation of energy as follows;
heat loss by the aluminum calorimeter = heat gained by the ice
(m₁c₁ + m₂c₂)Δθ = mH
where;
m is the mass of the ice
H is the heat of fusion of icec₁ is the specific heat capacity of aluminumc₂ is the specific heat capacity of the water( 0.111 x 900 + 0.68 x 4184 ) (37 - 0 ) = 334,000 x m
108,965.74 = 334,000m
m = 0.33 kg
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for a fixed amount of gas at a constant temperature, the volume increases as the pressure
For a fixed amount of gas at a constant temperature, the volume increases as the pressure decreases.
In Chemistry, the relationship between the pressure and volume of gas has been described by the Boyle's law. According to this law, there is an inverse relation between pressure and volume of a gas at constant temperature.
In other words, when the pressure is applied on a gas, its particles move closely together and the volume of the gas reduces as particles take less space than under normal pressure.
Conversely, when the pressure is decreased, the molecule move far away and the volume of the gas increases as it will occupy more space.
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Could you change your samples so that they both have the same amount of total kinetic energy (thermal energy)? how?.
Kinetic energy is a type of power that a moving object or particle possesses.
What is Kinetic energy?An item accumulates kinetic energy when work, which involves the transfer of energy, is done on it by exerting a net force.
A moving object or particle has kinetic energy, which depends on both its mass and its rate of motion. The type of motion can be vibration, rotation on an axis, translation (or travel along a path from one place to another), or any combination of these.
The increase in a particle's mass above that it has at rest multiplied by the square of the speed of light is the definition of relativistic kinetic energy.
Therefore, Kinetic energy is a type of power that a moving object or particle possesses.
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young's modulus for steel is greater than that for a particular unknown material. what does this mean about how these materials compress when used in construction?
In construction, it is important to use materials that can resist deformation, as this can affect the stability and safety of structures. Steel is often used in construction due to its high Young's modulus, making it a suitable material for supporting heavy loads.
Young's modulus is a measure of the stiffness of a material. It is defined as the ratio of stress (force per unit area) to strain (proportional deformation) in a material when it is subjected to a tensile or compressive force. The higher Young's modulus of a material, the stiffer it is, meaning that it will resist being deformed more when subjected to a force.
When comparing Young's modulus of steel to an unknown material and finding that Young's modulus of steel is greater, it means that steel is a stiffer material than the unknown material. When these materials are used in construction, this difference in stiffness will affect how they compress.
For example, if a steel beam and an unknown material beam of the same size and shape were placed under a heavy load, the steel beam would compress less than the unknown material beam. This means that the steel beam would retain its shape better under load, whereas the unknown material beam would deform more, causing it to bend or deform.
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convert the following measurements to the requested units maintaining the correct number of significant figures a) 515.0 g to kg b) 10.60 mm to m c) 452 cm3 to m3
When converting units, it's crucial to keep the right amount of significant figures. The number of significant figures in the final response should match that of the initial value.
a) To convert 515.0 g to kg, divide the mass in grams by 1000.
515.0 g / 1000 = 0.515 kg
b) To convert 10.60 mm to m, divide the length in millimeters by 1000.
10.60 mm / 1000 = 0.0106 m
c) To convert 452 cm3 to m3, divide the volume in cubic centimeters by 10^6.
452 cm3 / 10^6 = 0.000452 m3.
Significant figures are the number of digits that add to the correctness of a value, frequently a measurement. The first non-zero digit is where we start counting significant figures. The number of significant single digits (0 through 9 inclusive) in the coefficient of an expression in scientific notation is referred to as significant figures.
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how many ounces in 500 ml
0.0520421 ounces in 500 ml .
What is volume ?
Volume is a measure of the amount of space occupied by an object or a substance. It is a scalar quantity and is expressed in units such as cubic meters, cubic centimeters, liters, or gallons. Volume is an important physical quantity that is used to describe the size of objects and the amount of a substance contained within a container.
In mathematics, volume is often used to describe the amount of space enclosed by a three-dimensional object, such as a cube, sphere, or cylinder. The formula for the volume of a three-dimensional object depends on its shape, but common formulas include the volume of a cube (V = s^3), the volume of a sphere (V = 4/3 π r^3), and the volume of a cylinder (V = π r^2 h).
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a nuclear power plant generates 1 gwe at 37fficiency. water is piped into the facility at 10°c and is output from the facility at 32°c. determine the flow rate of the water in kg/s.
where T is the temperature change from 10°C to 32°C, q is the rate of heat transfer, m is the mass flow rate of water, c is the heat capacity of water, and m is the mass flow rate of water. The water flow rate in kg/s
The amount of fluid that passes through a pipe or container in one unit of time is referred to as the flow rate. It is often expressed in terms of volume per unit time, such as gallons per minute or cubic metres per second. The viscosity of the fluid, the pipe's diameter, the fluid's pressure, and the length of the pipe are some of the variables that might affect flow rate. In many applications, including water treatment, industrial operations, and energy generation, it is crucial to comprehend and manage flow rate. An improper flow rate can result in waste, inefficiencies, and even equipment
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quiz electrostatics apex
Play this game to review Electricity. When an object gains electrons it becomes ______.
When a thing gains electrons in electricity, it'll become negatively charged. The collection of phenomena known as electricity is related to the existence and mobility of matter that possesses an electric charge.
An electricity is what?The movement of electricity generation or charge is known as electricity. It is a sustainable energy source, meaning that we obtain it through the conversion of main energy sources like coal, fossil fuels, oil, nuclear power, and many other essential minerals.
What components make up electricity?In accordance with the U.S. Energy Management Administration, coal, nuclear power, and natural gas made up the majority of the country's electrical generation in 2020. Sources of renewable energy like wind, electricity, solar, biomass, wind, and groundwater are also used to generate electricity.
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in the jackie smazz show, during molecule moments, what do the little white balls that are the subject of the show represent?
In the Jackie Smazz Show's "Molecule Moments," the little white balls are used to represent atoms or molecules.
The little white balls in the Jackie Smazz Show's "Molecule Moments" serve as a visual aid to help explain complex scientific concepts in a way that is both educational and engaging for viewers.
The show uses a stylized representation of these tiny building blocks of matter to explain scientific concepts in an easy-to-understand and entertaining manner.
The little white balls are shown as interacting with each other to form different types of bonds and molecules. For example, when two balls come together, they represent the formation of a covalent bond between two atoms. The movement of the balls and their interactions help to illustrate the concepts of chemical reactions, molecular structure, and chemical bonds.
Additionally, the show often uses the little white balls to demonstrate the properties of different elements, such as the boiling points and melting points of different substances, as well as how they react with each other in various chemical reactions.
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A person on a road trip drives a car at different constant speeds over several legs of the trip. She drives for 10. 0 min at 50. 0 km/h, 19. 0 min at 100. 0 km/h, and 60. 0 min at 55. 0 km/h and spends 40. 0 min eating lunch and buying gas. What is the average speed for the entire trip (
The typical speed for the whole excursion is 83.24 km/h. To calculate the speed we have to calculate the distance and time.
To work out the normal speed of the whole excursion, you really want to decide the all out distance voyaged and partition that by the all out time spent driving.
Distance went at each speed:
a. 50.0 km/h for 10.0 min = 50.0 km/h * (10.0 min/60.0 min) = 8.33 km
b. 100.0 km/h for 19.0 min = 100.0 km/h * (19.0 min/60.0 min) = 31.67 km
c. 55.0 km/h for 60.0 min = 55.0 km/h * (60.0 min/60.0 min) = 55.0 km
Complete distance voyaged: 8.33 km + 31.67 km + 55.0 km = 95.0 km
Complete time spent driving: 10.0 min + 19.0 min + 60.0 min = 89.0 min
Normal speed: Complete distance voyaged/All out time spent driving = 95.0 km/(89.0 min/60.0 min) = 83.24 km/h
The units of speed and time should be reliable all through the estimation. For this situation, both speed and time are communicated in SI units (km/h and minutes, separately).
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How does the distance between the bright fringes depend on the amplitude of the wave?
A) The fringes get farther apart as the amplitude increases.
B) The spacing of the fringes does not change when the amplitude changes (just the brightness changes).
C) The fringes get closer together as the amplitude increases.
Option B. The distance between the bright fringes in an interference pattern is determined by the wavelength of the light being used and the separation of the slits producing the pattern.
The amplitude of the wave does not affect the distance between the bright fringes. Instead, it only affects the brightness of the fringes - as the amplitude increases, the fringes become brighter. In an interference experiment, light from a single source is divided into two waves that then pass through separate slits in an opaque screen and recombine on the other side to produce an interference pattern. The resulting pattern consists of a series of bright and dark fringes, with the spacing between the bright fringes determined by the wavelength of the light and the separation of the slits. The amplitude of the wave affects the brightness of the fringes, but not the distance between them.
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The law of conservation of momentum states that the total momentum of an isolated system.
According to the law of conservation of momentum, the total momentum of an isolated system is constant.
Along with the conservation of energy and the conservation of mass, the notion of the conservation of momentum is one of the most fundamental in the field of physics. The mass of an object multiplied by the speed at which the object is moving can be thought of as the object's momentum. Momentum can neither be created nor destroyed; rather, it can only be altered by the action of forces, as defined by Newton's equations of motion. The conservation of momentum is a principle that asserts, within a certain problem domain, the total amount of momentum will always remain the same.
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What is Rotational Kinetic Energy?
Rotational kinetic energy is the energy an object possesses due to its rotation around an axis. It is half of the product of an object's moment of inertia and angular velocity squared.
What is kinetic energy?
Kinetic energy is the energy required by an object as a result of its motion. It is equal to one half of an object's mass multiplied by its velocity squared.
Mathematically, it can be represented as E_k = 0.5 * m * v^2, where m is the mass of the object and v is its velocity. Kinetic energy is a scalar quantity and has the units of joules (J) in the SI system of units.
What is moment of inertia?
The moment of inertia of an object is a measure of its resistance to changes in rotation rate. It is a property of a rigid body that describes how its mass is distributed relative to a given axis of rotation. The greater an object's moment of inertia, the harder it is to change its rotational motion.
Mathematically, moment of inertia is defined as I = ∑mr^2, where m is the mass of each particle in the object and r is the distance from each particle to the axis of rotation.
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any solid cylinder will roll down an incline with greater acceleration than any hollow cylinder if
D) If none of the preceding conditions are met, then any solid cylinder will roll down an incline faster than any hollow cylinder.
What modifies acceleration when going up an incline?The force component parallel to the incline rises as the angle increases, whereas the force component perpendicular to the incline falls. The acceleration is brought on by the parallel portion of the weight vector. Therefore, accelerations increase as incline angles increase.
How can you calculate an object's downhill acceleration?A mass m particle will slide down an inclined plane if it is placed there and then released, meaning that there is no frictional force present. When a particle slides, we resolve in the direction of motion to determine the particle's acceleration. F = ma, mg cos(90) = ma, gg cos(90) = a, gg sin() = a.
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Full Question = Any solid cylinder will roll down an incline with greater acceleration than any hollow cylinder if the...
a) diameter of the solid cylinder is large
b) mass of the solid cylinder is small
c) mass of the solid cylinder is large
d) none of the above are necessary
PLEASE HELP!
A gas inside a cylinder expands from 5. 6 L to 9. 2 L at a constant pressure of 3. 7 x 10^3 Pa. What work is involved in this process? REMEMBER! You must convert L to m^3. 1 L = 0. 001 m^3
a) 13,320 J
b) -13. 320 J
c) 13. 3 J
d) -13. 3 J
A gas inside a cylinder expands from 5. 6 L to 9. 2 L at a constant pressure of 3. 7 x 10^3 Pa. The work is involved in this process is 13.3 J> the correct answer is C.
Work performed by a gas at constant pressure is equal to P x V, where P stands for pressure and V for volume change.
ΔV = 9.2 - 5.6 = 3.6 L
3.6 L = 3.6 x 10⁻³ m³
ΔV = 3.6 x 10⁻³ m³
P = 3.7 x 10³ Pa
Therefore, the amount of work done as a gas expands is equal to the product of the gas's pressure and its change in volume.
|w| = PΔV
W= 3.7 x 10³ x 3.6 x 10⁻³ J
= 13.32 J .
The solution is (c), as the gas performs work and results in a good outcome.
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what minimum constant acceleration does the aircraft require if it is to be airborne after a takeoff run of 230 m?
The minimum constant acceleration required for the aircraft to be airborne after a takeoff run of 230 m is 10.9 m/s^2.
We can use the kinematic equation to find the minimum constant acceleration required for the aircraft to be airborne after a takeoff run of 230 m.
The kinematic equation is given by:
v^2 = u^2 + 2as
where
v = final velocity (takeoff velocity)
u = initial velocity (0 m/s, since the aircraft starts from rest)
a = acceleration
s = displacement (230 m)
Since the final velocity of the aircraft must be sufficient to be airborne, we can assume it to be the minimum takeoff velocity, which is typically around 50 m/s.
Substituting the values in the equation, we get:
50^2 = 0^2 + 2as
2500 = 2as
a = 2500 / 2s
a = 2500 / 2 * 230
a = approximately 10.9 m/s^2
So, the minimum constant acceleration required for the aircraft to be airborne after a takeoff run of 230 m is approximately 10.9 m/s^2.
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Acceleration Check in
A person drops a penny from the Empire State Building in New York City. What is the final velocity of the penny right before it hits the ground if it falls
for 12 seconds?
O 1.2 m/s
O 117.6 m/s
O 0.82 m/s
O 11.7 m/s
The final velocity of the ball is 117.6 m/s.
What is the final velocity?The first thing that we would need to know is the height of the building and we know that the height of the building that we are dealing with here is 1250 feet of we say that the height is 381 m.
We can now say that;
v= u + gt
It then follows that;
s = distance
u = initial velocity
g = acceleration due to gravity
t = time taken
Then we have that it was dropped from a height
Thus;
v^2 = 2gh
v = √2 * 9.8 * 381
v = 9.8 * 12
v = 117.6 m/s
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How much is 24 °Celsius in Fahrenheit?
We determine that 75.2°F is equal to 24°C by using the formula.
What is Fahrenheit?After physicist Daniel Gabriel Fahrenheit, who invented the Fahrenheit temperature scale in the early 18th century, the scale is named after him.
Water freezes at 32°F and boils at 212°F on the Fahrenheit scale. Although the Celsius scale, which is used in the majority of other countries, is more popular outside of the United States, this temperature scale is still extensively utilised there. There are still many applications for the Fahrenheit scale, such as weather reporting and HVAC (heating, ventilation, and air conditioning) systems. An easy mathematical procedure can be used to convert the Fahrenheit scale to Celsius.
How do you determine it?The formula to convert between Celsius and Fahrenheit is as follows: The formula for calculating the temperature in Fahrenheit (F) is F = (9/5)C + 32.
F = (9/5) * 24 + 32 = 75.2°F is the result of applying this formula to 24°C.
Thus, 75.2°F is equal to 24°C.
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Polyester has properties similar to nylon except it is easily broken down by light and concentrated acid.
polyester shares many characteristics with nylon, it is more easily dissolved by weak and concentrated acids.
What are Polyester?Manufactured fibers can degrade in direct sunlight and melt at lower temperatures than natural fibers, which is a drawback. Textiles or fabrics are made from fibers.
Any fabric or textile created using polyester yarns or fibers is referred to as polyester in general. The term is an abbreviation for a synthetic, man-made polymer that is most frequently known by the name polyethylene terephthalate (PET).
Ethylene glycol and terephthalic acid are combined to create it. All of it may sound very scientific, but polyester is essentially a type of plastic.
Therefore, polyester shares many characteristics with nylon, it is more easily dissolved by weak and concentrated acids.
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if a phasor voltage is given as 1 j volts, what is the amplitude and phase of the sinusoidal physical voltage?
If a phasor voltage is given as 1 j volts, then the amplitude is 1 volt and the phase of the sinusoidal physical voltage is 0.
A phasor is simply a shorthand way to represent a signal that is sinusoidal with respect to time. Though it may seem difficult at first, it makes the mathematics involved in the analysis of systems with sinusoidal inputs much simpler. The phasor voltage is given as 1j volts. The amplitude a= 1 volt and the phase of the sinusoidal physical voltage is 0°. If the phasor diagram is drawn at a time ωt = π/2 for a voltage expressed as v = v ^ sin ω t. The magnitude of the phasor is the same as the maximum value of the sinusoidal waveform, and the phase of the phasor is equal to the phase difference between the sinusoidal waveform and a cosine waveform for the same signal.
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A student rings a brass bell with a frequency of 300 Hz. The sound wave
travels through brass, air, and glass. What is the wavelength of the wave in
brass?
WILL GIVE BRAINLEST IF RIGHT
The wavelength of the wave in is 16 m.
Wavelength (λ = Velocity (v) / frequency (f)
Details below:
Frequency (f) = 300 Hz
Wave speed in brass (v) of = 4700 m/s
Wavelength in brass (λ) = ?
Wavelength (λ = Velocity (v) / frequency (f)= 4700 m/s / 300 Hz = 16 m
ABOUT WAVELENGTHWavelength is a distance between repeated units of a wave pattern . In general, it has the denotation Greek letter lambda (λ).
The x axis represents length, and I represents varying quantities (eg air pressure to a sound wave or electric power or magnetic field to light), at a point in the x time function.
Wavelength λ has an inverse relationship to frequency f, the number of peaks to pass through a point in a given time. The wavelength is equal to the speed of the wave divided by the frequency of the wave. When dealing with electromagnetic radiation in a vacuum, this speed is the speed of light c, for signals (waves) in air, this is the speed of sound in air.
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basic formula for solar flux
Solar flux is best described by the equation: Solar flux = Irradiance * Area. The "solar constant," or solar flux just outside Earth's atmosphere, has a value of around 1373 W m 2.
Irradiance times the area where: Irradiance (E), which is commonly measured in Watts per square metre (W/m2), is the amount of energy per unit area that falls on a surface.
The area (A), which is expressed in square metres (m2), represents the surface area that is exposed to the sun. The quantity of energy that can be caught by solar panels, the amount of energy that is accessible for solar heating systems, and other uses are all determined using the solar flux formula, which indicates the entire amount of energy that is falling on a certain region. The calculation accounts for both the amount of the sun-exposed surface area and the strength of the solar radiation hitting the ground.
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procedure: 1. using the weather data in table 1, construct a simplified weather station model
The weather station model is a simplified version of a full-scale weather station which is used to measure and record various aspects of the weather.
What is weather data?Weather data is information that is collected about the atmosphere, such as temperature, humidity, pressure, wind speed, and precipitation. It is used to make predictions and decisions about the weather in a given area. Weather data is collected by meteorologists, weather satellites, and weather stations. Weather data can be used to forecast future weather, analyze past weather patterns, and identify extreme weather events. Weather data can also be used to understand climate change, analyze weather-related risks, and inform decisions in agriculture, construction, and other industries.
A weather station model can be constructed by gathering the data from Table 1. First, the temperature should be measured in degrees Celsius and recorded in the table. Then, the relative humidity should be measured and recorded in the table as a percentage. Finally, the wind speed should be measured and recorded in the table in units of kilometers per hour.
Once the data is collected and recorded, the weather station model can be constructed by plotting the data points on a graph. This graph should have the temperature values on the x-axis and the relative humidity and wind speed values on the y-axis. Connecting the data points should provide a graph which can be used to model the weather station.
The weather station model is a useful tool for understanding the current weather conditions and predicting future weather patterns. By monitoring the weather station model, the user can gain insight into the current temperature, humidity, and wind speed, and use this data to make informed decisions regarding their activities. Additionally, the model can be used to predict future weather patterns, as the data points can be extrapolated to predict future temperatures, humidity, and wind speed.
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when the temperature of a liquid increases what happens to the viscosity and surface tension of the liquid?
a.viscosity increases, surface tension increases
b. viscosity increases, surface tension decreases
c. viscosity decreases, surface tension decreases
d. viscosity decreases, surface tension increases
The correct answer is: c. Viscosity decreases, surface tension decreases.
The relationship between temperature and the viscosity and surface tension of a liquid is complex and depends on the specific properties of the liquid. However, generally speaking: a. Viscosity decreases, surface tension decreases
As the temperature of a liquid increases, the kinetic energy of its molecules also increases, causing the molecules to move more rapidly and collide more frequently. This results in a decrease in the viscosity of the liquid, as its molecules are less resistant to flow.At the same time, increasing the temperature of a liquid can also decrease its surface tension. This is because the increased kinetic energy of the molecules causes them to move more rapidly, reducing the cohesive forces that hold the liquid together at its surface.
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what are the units on both sides of the equation: v2 = 2ax?
Meters per second are represented by the units on the left side of the equation (v₂), and meters per second are represented by the units on the right side of the equation (ax).
Which units are they?The standard amount used to measure a particular quantity is referred to as the unit of a measurement system. For instance, the length, volume, and mass of the metric system are measured in meters, liters, and grams, respectively. Different units are used for the same quantities in other systems of measurement, such as the American customary system and the Imperial system. To indicate a quantity's size, all systems employ units of measurement.
What does the SI unit stand for?The world's standard for describing significant natural phenomena' magnitudes or quantities is the International System of Units. The System of Units, whose original French name was Système international d'unités, is frequently abbreviated as SI. It is also known as the metric system.
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