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Question: Answered & Verified by Expert
A Carnot engine takes 300 calories of heat from a source at 500 K and rejects 150 calories of heat to the sink. The temperature of the sink is
PhysicsThermodynamicsNEET
Options:
  • A 125K
  • B 250 K
  • C 750 K
  • D 1000 K
Solution:
2621 Upvotes Verified Answer
The correct answer is: 250 K
Given, Q1=300 cal, Q2=150 cal

T1=500 K, T2= ?

Q2Q1=T2T1

150300=T2500

T2=250 K

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