Question

A Carnot engine whose sink is at 300 K has an
efficiency of 40%. By how much should the
temperature of source be increased so as to
increase, its efficiency by 50% of original efficiency?
(a) 325 K (b) 250 K
(c) 380 K (d) 275 K

Answer 1

Answer:

A Carnot engine whose sink is at 300 K has an

efficiency of 40%. By how much should the

temperature of source be increased so as to

increase, its efficiency by 50% of original efficiency?

(a) 325 K ☑️✅✅(b) 250 K

(c) 380 K (d) 275 K