A Cannot engine discharge 3 J of heat into the low-temperature reservoir for every 2 J of work output. (a) what is the efficiency of this Cannot engine? (A) 1/3 (B) 2/5 (C) 3/5 (D)2/3 (b) For this engine T l = 27ºC. What can be concluded about T H ? (A) T H = 627ºC. (B)T H =227ºC. (C) T H > 627ºC. (D)T H (E) 227ºC H

A Cannot engine discharge 3 J of heat into the low-temperature reservoir for every 2  J of work output. (a) what is the efficiency of this Cannot engine?                                                                            

 (A) 1/3              

(B) 2/5                               

(C) 3/5                 (D)2/3                                                                               

(b) For this engine T_l  = 27ºC. What can be concluded about T_H?                                                           

(A) T_H = 627ºC.              

(B)T_H=227ºC.                                                                                                              

(C) T_H > 627ºC.               

(D)T_H

(E) 227ºC _H