Block A and B are homogeneous with 20 kg and 25 Kg mass respectively. The system is subjected to the force 50 N as shown in the figure. Coefficient of static friction between block A and block B is 0.3 and between block B and the surface is 0.1. Determine whether the two block are in a static condition or moving. 50 N A -0.3 B μ=0.1

Block A and B are homogeneous with 20 kg and 25 Kg mass respectively. The system is subjected to the force 50 N as shown in the figure. Coefficient of static friction between block A and block B is 0.3 and between block B and the surface is 0.1. Determine whether the two block are in a static condition or moving. 50 N A -0.3 B μ=0.1

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A 5.510 kg block of wood rests on a steel desk. The coefficient of static friction between the block and the desk is u, = 0.605 and the coefficient of kinetic friction is µk = 0.205. At time t = 0, a force F = 20.1 N is applied m horizontally to the block. State the force of friction applied to the block by Us,k the table at times t = 0 and t > 0. 32.67 11.07 t = 0 N t > 0 N Incorrect Incorrect Consider the same situation, but this time the external force F is 40.6 N. Again, state the force of friction acting on the block at times t = 0 and t > 0. t = 0 32.67 N t > 0 11.07 N
A 1.850 kg block of wood rests on a steel desk. The coefficient of static friction between the block and the desk is us = 0.555 and the coefficient of kinetic friction is Hk 0.305. At time t = 0, a force F 6.19 N is applied horizontally to the block. State the force of friction applied to the block by Us.k the table at times t = 0 and t > 0. t = 0 6.19 N 1 > 0 6.19 Consider the same situation, but this time the external force F is 12.5 N. Again, state the force of friction acting on the block at times t = 0 and t > 0. 5.53 t > 0 5.53 t = 0 N Incorrect
of air Question 10. A 16.2-kg sled is being pulled across a horizontal surface at a constant velocity. The pulling force has a magnitude of 65.1 N and is directed at an angle of 30° above the horizontal. Determine the coefficient of kinetic friction. Ans: 0.446 Question 11. A person in tui
A particle of mass 6 kg is placed on a rough plane inclined at an angle a to the horizontal where sin a = 0.8. The coefficient of friction between the particle and the plane is 0.4. An upward force PN actson the particle along a line of greatest slope of the plane. Find the greatest value of P
A 1520-N crate is to be held in place on a ramp that rises at 30.0° above the horizontal (see figure). The massless rope attached to the crate makes a 22.0° angle above the surface of the ramp. The coefficients of friction between the crate and the surface of the ramp are uk = 0.450 and ls = 0.650 The pulley has no appreciable mass or friction. What is the MAXIMUM weight w that can be used to hold this crate stationary on the ramp? w = ? 22.0° Crate Ramp 30.0°
A 60.0 cm, uniform, 50.0 Nshelf is supported horizontally by twov verticalwires attached to the slopingc ceiling(Fig. ). A very small 25.0 N tool is placed on the shelf midway between the points where the wires are attached to it. Find the tension in each wire. Begin by making a free-body diagram of the shelf.
A 50.7 kg box is resting on a horizontal floor. A force of 317.1 N directed at an angle of 34.1° below the horizontal is applied to the box. The coefficient of static friction between the box and the surface is 0.5, and the coefficient of kinetic friction is 0.2. The force of friction on the box is:
A box is being pushed at constant speed up an inclined plane to a vertical height of 3.0 m above the ground, as shown in the figure above. The person exerts a force parallel to the plane. The mass m of the box is 50 kg, and the coefficient of kinetic friction km between the box and the plane is 0.30. Calculate the component of the force of gravity acting on the box that is parallel to the plane. Calculate the force applied by the person on the box Calculate the work done by the person pushing the box, assuming the box is raised to the vertical height of 3.0 m
A 25kg wooden plate is held in place by two strings attached to the ceiling and the wall. The string attached to the ceiling makes an angle 40o with the horizontal and the string attached to the wall makes 90o with the wall. Determine the force in each string.
Help me please
The 500-N block on an incline is acted upon by a force P at an angle from the horizontal. The coefficient of static friction is 0.25. If 0 = 0 deg, compute the value of force P necessary to (a) just start the block up the incline and (b) just prevent motion down the incline. 500 N P
A 6.53-kg block initially at rest is pulled to the right along a horizontal surface by a constant force of 125 N applied at an angle 0 above the horizontal. The coefficient of kinetic friction between the block and the horizontal surface is 0.150. At what angle 0 above the horizontal surface should the force be applied to achieve the largest possible speed after the block has moved 5.00 m to the right?