A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is | Thermodynamics

(a)    justified   
(b)    not possible
(c)    may be possible with lot of sophistication
(d)    cost will be very high
(e)    theoretically possible.

Ans: b