(Answered) 1 a 3200-lb elevator cab is supported by a cable in which

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1. A 3200-lb elevator cab is supported by a cable in which the maximum safe tension is 4000 lb.

(a) What is the greatest upward acceleration the elevator cab can have?

(b) The greatest downward acceleration?

2. A box is sliding down a frictionless plane inclined at an angle of 30° with the horizontal. What is the acceleration of the box?

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