Solved papers for JEE Main & Advanced AIEEE Solved Paper-2012
done AIEEE Solved Paper-2012 Total Questions - 2
question_answer1) Helium gas goes through a cycle ABCDA (consisting of two isochoric and isobaric lines) as shown in figure. Efficiency of this cycle is nearly : (Assume the gas to be close to ideal gas)
AIEEE Solved Paper-2012
question_answer2) A Carnot engine, whose efficiency is 40%, takes in heat from a source maintained at a temperature of 500K. It is desired to have an engine of efficiency 60%. Then, the intake temperature for the same exhaust (sink) temperature must be :
AIEEE Solved Paper-2012
A)
efficiency of carnot engine cannot be made larger than 50%