A block weighing 80N rests on a plane inclined at 20o to the horizontal. The  coefficient of static friction is 0.25, while the coefficient of kinetic friction  is 0.15.  a) What is the minimum force |F|, parallel to the plane, that will prevent the  block slipping down the plane?   b) What is the minimum force |F| that will start the block moving up the plane?  c) What force |F| is required to move the block up the plane at constant speed?

Q: A block initially at rest slides down a ramp of length L that makes an angle of θ with the…

A: Given information: The angle of inclination of the ramp = θ The length of the ramp = L The…

Q: A green block with a mass of 3.2 kg moves along a horizontal table. A force of 19 N at an angle of…

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Q: The diagram shows a block of mass m -2.50 kg resting on a plane inclined at an angle of 0 -30° to…

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Q: A person pulls a wooden crate with mass 17.5 kg across a wooden floor 5.00 m. The person applies the…

A:

Q: Of the following statements, indicate on the line whether they are true (T) or false (F): ___ The…

A: Given  Let the friction force between two surface is given as F,  Let m be the mass of object , and…

Q: slides? 1. 4.68 m/s^2 2 1.23 m/s^2 3 6.08 m/s^2 4 1.76 m/s^2

A:

Q: A person pushes a 0.20 kg lunch tray across a table, and it slows down as it slides because of…

A: Mass of lunch tray = 0.2 kg  Coefficient of static friction = 0.15  Coefficient of kinetic friction…

Q: Problem 6: In the two cases shown below, a person is standing on a scale in an elevator. The…

A: It is mentioned that the weight of both persons is the same and they are moving at a constant speed.

Q: The plane below is inclined of 25 degrees. The block of mass 1 is 15Kg and mass 2 is 4Kg. If the…

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Q: When loading a fish delivery truck, a person pushes a block of ice up a 20 ° inclined plane with…

A:

Q: The coefficient of friction between a 33kg exercise mat and the gym floor are us = 0.41 and uk =…

A: Givenμs =0.41μk =0.36m =33 kg

Q: A constant applied force F, of 15.0 N pushes a box with a mass m = 7.00 kg a distance x = 15.0 m…

A: Given: Applied force Fp=15.0 N. Mass of the block m=7.0 kg. Distance traveled by block x=15.0 m. The…

Q: A 50 kg block is on a 15° incline surface with a Kinetic friction coefficient of 0.3. The block is…

A: Please see the attached images for the solution. If there are queries or if the images are not…

Q: two masses are connected by a rope which passes over an ideal pulley as shown in the figure. Block A…

A:

Q: We start with some review problems A crate of mass 27.1 kg rests on a level surface, with a…

A: Given Data : The mass of the crate is given as m = 27.1 Kg. The force applied to the crate is given…

Q: A book slides across a level, carpeted floor with an initial speed of 3.85 m/s and comes to rest…

A: Initial velocity, v = 3.85 m/s Distance, d = 3.75 m Coefficient of kinetic friction, µ = ?

Q: Compared with the force needed to keep a box to slide at constant velocity on a coarse surface, to…

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Q: A man pushes a m kg block of ice across a frozen lake by applying force F at an angle below the…

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Q: Two rough blocks are at rest on a slope as shown. Block A mass is 5 kg. Block B mass is 10 kg. The…

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Q: Your friend asks for help moving a box across the apartment floor and tells you that the box weighs…

A: The static frictional force on the box Fs=μsW=0.42·422=177.24 N The kinetic frictional force on the…

Q: 2 crates are connected to each other by a rope. One crate(m=17kg) is sitting by the ledge of a…

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Q: The figure below illustrates the motion of an object on an inclined surface. The angle of…

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Q: 270 N 50°7 B 400 N 30 D 30

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Q: The 592-N force is applied to the 100-kg block, which is stationary before the force is applied.…

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Q: Which of the following best describes the directions of friction and normal force?

A: The direction of friction and normal force.

Q: Force T pulls at angle a up from the horizontal on a section of pipe of weight W as shown, but the…

A: Draw the free body diagram.

Q: A 200 kg crate rests on a floor with carpet. A tired worker pushes with a horizontal force of 600 N…

A: Given: The mass of the crate is, M=200 kg The worker pushes with a horizontal force, F=600 NF = 600…

Q: A student applies a 100 N force at an angle 30° below the horizontal to a block causing the block to…

A: Given data:  Applied force (F) = 100 N Angle (θ) = 30° below the horizontal Speed is constant…

Q: mass of the box is 2.55 kg, the angle of the incline is 40o, and the coefficient of 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: