Wednesday
October 1, 2014

Homework Help: Physics

Posted by John on Wednesday, October 23, 2013 at 10:10pm.

A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 22◦ below the horizontal. The negligent driver leaves the car in neutral, and the emergency brakes are defective. The car rolls from rest down the incline with a constant acceleration of 4.3 m/s2 and travels 43 m to the edge of the cliff. The cliff is 33 m above the ocean.
How long is the car in the air? The acceler- ation of gravity is 9.81 m/s2 .
Answer in units of s
What is the carís position relative to the base of the cliff when the car lands in the ocean?
Answer in units of m

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