V v an engine absorbs heat at a temperature of 1000 k and rejects heat at 600 k. if the engine operates at maximurn possible cfficiency, the amount ofwork perfo

V V An engine absorbs heat at a temperature of 1000 K and rejects heat at 600 K. If the engine operates at maximurn possible cfficiency, the amount ofwork perfomed by the engine for 200 J heat input is (a) 1600 J (c) 800 J (d) 400 J (b) 1200 J