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T
Question Practice

In practical applications, why can't real engines achieve the efficiencies of Carnot engines?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 11
Physics
Physics Part - II
Thermodynamics
Question Bank

In practical applications, why...

Single Answer MCQ
Q-00058198

In practical applications, why can't real engines achieve the efficiencies of Carnot engines?

1

They operate at absolute zero.

2

Real engines have dissipative forces.

3

They do not follow the Second Law.

4

They have higher operational temperatures.

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