Gate ME-2009 Question Paper With Solutions

Q 30. An irreversible heat engine extracts heat from a high temperature source at a rate of 100kW and rejects heat to a sink at a rate of 50kW. The entire work output of the heat engine is used to drive
a reversible heat pump operating between a set of independent isothermal heat reservoirs at  at which the heat pump delivers heat to its high temperature sink is

(A) 50

(B) 250

(C) 300

(D) 360

Answer: (C)


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