question_answer

A reversible engine receives heat from a reservoir at \[700{}^\circ C\] and rejects heat at a temperature\[{{T}_{2}}\]. A second reversible engine operating on Carnot cycle receives heat rejected by the first engine and rejects heat to a sink at \[37{}^\circ C.\] If work output from each of the engines is equal, what is the value of temperature \[{{T}_{2}}\] ?

A) 641.5 K            

B) 537 K

C) 516 K               

D) 498.5 K