1. If a vehicle slows from 93 mph to 5 mph in 7.8 sec, what is its acceleration in

2 If a vehicle accelerates from 28 mph to 68 mph in 4 sec, what is its acceleration in?

3. Calculate the centripetal force of an object weighing 5 pounds traveling in a circular path with a radius of 21 feet while moving at a velocity of 799 ft. per sec.

acceleration due to gravity is 32.2 ft./sec²

^4. If a jet engine is moving 101 lbs. of air per second and the air enters the engine at 136 ft. per sec. and leaves at 1647 ft. per sec., how many pounds of thrust (force) is it producing?

acceleration due to gravity is 32.2 ft./sec²

5. How much power in watts in required to raise 93pounds, 18 feet in 5.8 seconds?

calculate answer to one decimal place.

1 horsepower = 746 watts