015 (part 1 of 3) 10.0 points An engine absorbs 2232 J from a hot reservoir and expels 975 J to a cold reservoir in each cycle. What is the engine's efficiency? Answer with an efficiency in decimal form. 016 (part 2 of 3) 10.0 points How much work is done in each cycle? Answer in units of J. 017 (part 3 of 3) 10.0 points What is the mechanical power output of the engine if each cycle lasts for 0.128 s? Answer in units of kW