1. How much tension must a cable withstand if it is used to accelerate a 1200-kg car vertically…

1. How much tension must a cable withstand
if it is used to accelerate a 1200-kg car vertically upward at 0.70 m /s2?

2. A 14.0-kg bucket is lowered vertically
by a rope in which there is 163 N of tension at a given instant. What is the
acceleration of the bucket? Is it up or down?