A 4.00-kg block rests between the floor and a 3.00-kg block as shown in the above figure. The 3.00-kg block is tied to a wall by a horizontal rope. If the coefficient of static friction is 0.800 between each pair of surfaces in contact, what force must be applied horizontally to the 4.00-kg block to make it move? 2. A 4.00-kg block rests between the floor and a 3.00-kg block as shown in the above figure. The 3.00-kg block is tied to a wall by ahorizontal rope. If the coefficient of static friction is 0.800 between each pair of surfaces in contact, what force must be appliedhorizontally to the 4.00-kg block to make it move?A) 16.2 NB) 54.9 NC) 21.1 ND) 23.5 NE) 78.5 N

The expression for the required force is, F=μm1g+μm1+m2g

Answered: A 4.00-kg block rests between the floor…

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter5: The Laws Of Motion

Section: Chapter Questions

Problem 5.21P: A 15.0-lb block rests on the floor. (a) What force does the floor exert on the block? (b) A rope is...

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A 4.00-kg block rests between the floor and a 3.00-kg block as shown in the above figure. The 3.00-kg block is tied to a wall by a horizontal rope. If the coefficient of static friction is 0.800 between each pair of surfaces in contact, what force must be applied horizontally to the 4.00-kg block to make it move?

2. A 4.00-kg block rests between the floor and a 3.00-kg block as shown in the above figure. The 3.00-kg block is tied to a wall by a
horizontal rope. If the coefficient of static friction is 0.800 between each pair of surfaces in contact, what force must be applied
horizontally to the 4.00-kg block to make it move?
A) 16.2 N
B) 54.9 N
C) 21.1 N
D) 23.5 N
E) 78.5 N

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