Physics Physics Practice Problems Solutions Library

# Kinetic Friction Solutions Library

Access 18 Kinetic Friction video and text solutions to help you complete your homework. Need to revisit the concept? Watch our Kinetic Friction learn videos.

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18 solutions

Kinetic Friction

#### Q. A 25 kg box is released on a 23° incline and accelerates down the incline at 0.30 m/s2.A) Find the friction force impeding its motion.B) What is th...

Solved • Dec 17, 2020

Kinetic Friction

#### Q. A wood box is first pushed by a person across a wood floor at a steady speed, and then the person stops pushing; the box then continues to slide fo...

Solved • Oct 13, 2020

Kinetic Friction

#### Q. Two bicycle tires are set rolling with the same initial speed of 3.80 m/s along a long, straight road, and the distance each travels before its spe...

Solved • Aug 28, 2020

Kinetic Friction

#### Q. Two bicycle tires are set rolling with the same initial speed of 3.80 m/s along a long, straight road, and the distance each travels before its spe...

Solved • Jul 14, 2020

Kinetic Friction

#### Q. A nurse pushes a cart by exerting a force on the handle at a downward angle 35° below the horizontal. The loaded cart has a mass of 28.0 kg, and th...

Solved • Jun 2, 2020

Kinetic Friction

#### Q. How would the force of kinetic friction change if you increased the angle of a track? Explain.

Solved • Jun 2, 2020

Kinetic Friction

#### Q. A block with mass 0.50 kg is forced against a horizontal spring of negligible mass, compressing the spring a distance of 0.20 m (Figure 1). When re...

Solved • May 19, 2020

Kinetic Friction

#### Q. A contestant in a winter sporting event pushes a 45.0-kg block of ice across a frozen lake as shown in the figure. Gine the coefficient of static f...

Solved • May 19, 2020

Kinetic Friction

#### Q. Suppose that the coefficient of kinetic friction between Zak's feet and the floor, while wearing socks, is 0.250. Knowing this, Zak decides to get ...

Solved • May 2, 2020

Kinetic Friction

#### Q. Rank the crates on the basis of the kinetic frictional force acting on them. Rank from largest to smallest. To rank items as equivalent, overlap th...

Solved • Apr 27, 2020

Kinetic Friction

#### Q. Calculate the velocity of a spherical raindrop falling from 5.4 km.Take the size across the rain drop to be 3.2 mm, the density of air to be 1.25 k...

Solved • Apr 24, 2020

Kinetic Friction

#### Q. You've slammed on the brakes and your car is skidding to a stop while going down a 20-degree hill.Draw a Free Body Diagram of this.

Solved • Apr 21, 2020

Kinetic Friction

#### Q. Your physics textbook is sliding to the right across the table.Identify all forces acting on the object.Check all that apply.  Normal force n⃗     ...

Solved • Apr 7, 2020

Kinetic Friction

#### Q. A 1500 kg car skids to a halt on a wet road where μk = 0.54.How fast was the car traveling if it leaves 60-m-long skid marks?

Solved • Mar 18, 2020

Kinetic Friction

#### Q. A block of mass 2.20 kg is accelerated across a rough surface by a light cord passing over a small pulley as shown in the figure. The tension T in ...

Solved • Oct 29, 2018

Kinetic Friction

#### Q. At the beginning of a new school term, a student moves a box of books by attaching a rope to the box and pulling with a force of F = 85.7 N at an a...

Solved • May 24, 2017

Kinetic Friction

#### Q. An object that weights 75.0 N is pulled on a horizontal surface by a horizontal pull of 50.0 N to the right. The friction force on this object is 3...

Solved • Jan 18, 2017

Kinetic Friction

#### Q. You are pushing a box, mass  m, across a rough horizontal floor with a constant speed, v. The coefficient of static friction is μ s and the coeffic...

Solved • Dec 22, 2016