A cyclist accelerates from rest at a rate of 1.00 m/s^2. How fast will a point on the rim of the tire(that has a diameter of 68 cm) at the top be moving after 3.0s?

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.