A heavy block at rest is suspended by a vertical rope. When the block is accelerated upward by the rope, the rope tension
A) decreases.
B) remains the same.
C) increases.

Question

Quizplus · Accepted Answer

When the block is accelerated upward, the tension in the rope must overcome both the gravitational force acting on the block and provide the force necessary for the upward acceleration. This results in an increase in the tension of the rope.

A Heavy Block at Rest Is Suspended by a Vertical