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(a) A cubic container is at rest on a rough horizontal warehouse floor. If the m

ID: 3308298 • Letter: #

Question

(a) A cubic container is at rest on a rough horizontal warehouse floor. If the mass of the container is 26.7 kg and the coefficient of static friction is 0.574, determine the minimum horizontal force that must be applied to the top of the container to cause tipping PH (b) The horizontal force you found in part (a) applied to the top of the container causes it to tip over in place. Why does the container not slide across the floor? The static friction force can never be equal in magnitude and opposite in direction to the applied force. The applied force is greater than the maximum static friction force that can oppose it. The applied force cannot affect the linear motion of the container unless it is applied at the center of mass O The applied force is less than the maximum static friction force that can oppose it.

Explanation / Answer

(a) The minimum horizontal force required F = umg = 0.574 x 26.7 x 9.8 = 150.19 N

(b) The correct option is The applied force cannot affect the linear motion of the container unless it is applied at the center of mass.

As the force is not applied at the center of mass, the container will have rotational motion.