Himanshu Pandey Asked a Question
April 25, 2020 3:00 ampts 30 pts
solve?? .
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  • Himanshu Pandey
    But for option B Q1/Q2 is not equal to T1/T2 like option so why it also correct. MOREOVER how this solution is proceeding??
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  • Ruby negi
    Heat  engine takes energy from a hot reservoir(having high temperature) and uses part of it to do work,& exhaust a part of the energy to a cold reservoir(having low temperature). S...
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  • Shanu arora Best Answer
    Option A and B are correct answer .A machine operating between two temperatures can only be an engine if it's efficiency is less than the carnot engine working between the same two...
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  • Abhishek singh thankyou
    Remember, for reversible heat engine, we have two fromulas for calculating efficiency, one in terms of heat exchange and other in terms of temperatures of sink and source. if effic...
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