Download the app

Questions  

A carnot engine is made to work first between 200k and 100k and then between 400k and 200k. The ratio of efficiencies η2/η1 in two cases is

a
1 : 15
b
1 : 1
c
1 : 2
d
1.73 : 1

detailed solution

Correct option is B

η2=1-200400=12 and η1=1-100200=12 ∴η2η1=1

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

An ideal Carnot engine whose efficiency is 40% receives heat at 500K if the efficiency is to be 50%, the intake temperature for the same exhaust temperature is.


phone icon
whats app icon