Q128. A reversible carnot engine converts 1/6th of heat into input work. When the temperature of the sink is reduced by 62oC, then the efficiency is doubled. The temperature of the source and sink is:Physics — Heat and Thermodynamics — Question 128 of 415A. 80˚C, 37˚CB. 99˚C, 30˚CC. 99˚C, 25˚CD. 99˚C, 37˚C Practice more Physics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →