1995B5. A heat engine operating between temperatures of 500 K and 300 K is used to lift a 10-kilogram mass vertically at a constant speed of 4 meters per second.
(1) a. Determine the power that the engine must supply to lift the mass.
(2) b. Determine the maximum possible efficiency at which the engine can operate.
(3) c. If the engine were to operate at the maximum possible efficiency, determine the following.
(4) i. The rate at which the hot reservoir supplies heat to the engine
(5) ii. The rate at which heat is exhausted to the cold reservoir