6. The race car in the previous problem slows from 36 m/s to 15 m/s over 3.0 s. What is its average
acceleration?

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

The mantle is made up of which structural zones?