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Amrutha T posted an Question
July 11, 2020 • 19:16 pm 30 points
  • IIT JAM
  • Physics (PH)

Yan engine of efficiency n operates between two reservoirs at temperature t, and t, with t,> t, doing an amount of work w in one cvcle. all of this work 1s used

YAn engine of efficiency n operates between twO reservoirs at temperature T, and T, with T,> T, doing an amount of work W in one cvcle. All of this work 1s used to drive an ideal Carnot engine in reverse (as a refrigerator) between the two reservoirs. The total heat extracted from the hot reservoir in one combined cycle of the two engines is Ty- (a) 0 ve (b) W7+

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    Ruby negi best-answer

    extracted heat from hot reservoir is heat given to sink after doing work so here Q1 +Q1' is the heat extracted from hot reservoir... W is the work done by Carnot and this W work done on the reverse Carnot ...

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    mam thank u

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    ur explaining way is too good. it help me for easy to understand the concepts

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    always welcome

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