how do we find kinetic friction coefficient in this question？

Q: 4. A 15N block is sliding down a 35° ramp at constant speed. What is the coefficient of kinetic…

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Q: The maximum speed a car can go around a 300meter radius turn, without sliding, is 78 m/s. What is…

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Q: A student wants to determine the coefficients of static friction and kinetic friction between a box…

A: The coefficient of static friction can be obtained as

Q: Problem 1 A motorcyclist wants to perform the “Wall of Death” stunt. In this stunt, the rider will…

A: A) Four forces will act on the motorcycle:- W= mg= weight of the motorcycle N= normal reaction on…

Q: A child goes down a playground slide with an acceleration a. Find the coefficient of kinetic…

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Q: am designing a ramp to slide boxes down. The angle of the ramp is 35º. A plastic box massing 30 kg…

A: angle of friction          tanθ=μ if  μ > μs=k  then no slide  μ < μs=k   slide

Q: If the maximum coefficient of kinetic friction between 1855 kg Toyota Innova Crysta and a road is…

A: Maximum coefficient of kinetic friction           μm=0.6Mass of the car is M= 1855 kgFrictional…

Q: When you learn to drive, you discover that you need to let up slightly on the break pedal as you…

A: Static friction is a frictional force that resists the motion of an object trying to move from a…

Q: Many students consider problems involving ramps (inclined planes) to be especially hard. The…

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Q: How do I calculate the static and kinetic friction for each a surface

A: Introduction: The friction on the object is defined as the resistive force on the object in the…

Q: During a snowstorm an 83.3 kg student was standing on a concrete ramp, hoping not to slip on the…

A: Given, Mass of the student: m = 83.3 kg The incline of the ramp: θ=19.5°

Q: | | 2 I | 3 7 8. In one of our Pivot labs, a puck slid down a shallow ramp. Let's say that it does…

A: Gravitational force will be present due to earth. Normal force will also be there because the ramp…

Q: box slides down a 25° inclined plane at constant speed. Find the coefficient of kinetic friction…

A: since for constant speed acceleration a=0

Q: A 20 newton object is pulled along a flat surface at a constant speed with a force of 4.0 newtons.…

A: At constant speed the net force on the object and acceleration of that object is equal to zero.…

Q: Question 6 Tires that are rolling across the road use static friction, and tires that slide across…

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Q: . You are working as a letter sorter in a U.S Post Office. Postal R regulations require that…

A: Given: The minimum coefficient of static friction required = 0.5 initial veloicty = 0 Distance…

Q: Bonnie and Clyde are sliding down a 301 kg bank safe across the floor to their getaway car. The safe…

A:

Q: Static Friction Force Revisited Now let's go back and consider the static situation again. Let the…

A: Static friction fs  = μ Ν  Hence we can calculate static friction by finding the value of N.

Q: ANALYSIS: A cyclist bikes at a speed 12 m/s when suddenly he comes to a muddy stretch with an…

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Q: Prove that the solution for the static friction coefficient μ=tan(φ) is exactly the same even when…

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Q: ame par patn). ollowing: The angle between the velocity vector and the x- axis: The normal force…

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Q: When you learn to drive, you discover that you need to let up slightly on the brake pedal as you…

A: Given: When you learn to drive, you discover that you need to let up slightly on the brake pedal as…

Q: Example: An object of mass 5 kg is released from rest 10 m above the ground and allowed to fall…

A: Net force acting on the ball can be given by Substitute the value of a in above equation

Q: Describe the difference between coefficients of static and kinetic friction. Which one is greater?…

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Q: A 397 N crate rests on a ramp; the maximum angle just before it slips is 33° with the horizontal.…

A: Given Data : Weight of the crate is W=397 N. Angle of inclination of the ramp θ=33°.   Let the…

Q: Explain static friction

A: The force of friction that occurs even before the motion takes place is called static friction . And…

Q: rove that the solution for the static friction coefficient μ=tan(φ) is exactly the same even when…

A: As shown in the figure

Q: Explain the laws of kinetic friction.

A: A frictional force acts between two moving surfaces in the opposite direction of its movement is the…

Q: A brick and a feather fall to the earth at their respective terminal velocities. Make a statement…

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Q: With this in mind, how will you differentiate the properties of kinetic friction and static…

A: Its a concept of friction

Q: Baldwin Young is conducting his famous toupee experiments. He tips his head at a given angle and…

A: Draw the free-body diagram of the toupee.

Q: wo blocks are in contact on a frictionless table. A horizontal force is applied to the larger block,…

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Q: How do you calculate the friction coefficient of a surface with various areas of different…

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Q: Using examples, explain how friction (static or kinetic) can be useful. (I.e., When do we use…

A: Static Friction The frictional force between two bodies in contact with each other that does not…

Q: A daredevil bicyclıst moves at 7.0m/s in a horizontal cirde in a cylindnical "weln of dea th" of…

A: Given,  speed of the cyclist , v = 7 m/s radius , r = 4m

Q: You are working as a letter sorter in the Post Office. Postal regulations require that employees’…

A: Write the given values of the problem- Minimum coefficient of friction required for employee fotware…

Q: Determine the minimum coefficient of static friction between the tires and the road surface so that…

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Q: 6. From a Kinetic Friction Experiment, calculate the coefficient of friction based on the following…

A: Given that:- Acceleration of the system=a=0.1322m/s^2

Q: Ethan recently found out that the sledding hill on the west side of Lake Bluebird is more of a…

A:

Q: A wooden box containing several objects slides down a ramp at a constant speed when the ramp is…

A: Box moving with constant velocity hence, the net force on the box is zero.

Q: 1. Why does the formula for static friction use the less than or equal sign while the formula for…

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Q: A child sits on the outermost edge of a rotating circular platform. On the platform with a radius of…

A: Scenario - A child sits on edge of circular rotating platform of certain radius, such that…

Q: A child sat on the outermost edge of a rotating circular platform. Platform with 4m radius completes…

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Q: what is the difference between kinetic friction and static friction?

A:

Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: