Which of the Carnot's engines has maximu...

Which of the Carnot's engines has maximum efficiency ?

A

Working between 300 K and 250 K

B

Working between 600 K and 300 K

C

Working between 800 K and 10 K

D

Working between 800 K and 400 K

Verified by Experts

The correct Answer is:

C

As `eta = 1 - (T_(2))/(T_(1))`
`therefore` Efficiency is maximum between 100 K and 10 K.

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