Mechanical Engineering - Thermodynamics - Discussion

Discussion Forum : Thermodynamics - Section 5 (Q.No. 30)

Thermodynamics

30.

Which of the following is the correct statement?

All the reversible engines have the same efficiency.

All the reversible and irreversible engines have the same efficiency.

Irreversible engines have maximum efficiency.

All engines are designed as reversible in order to obtain maximum efficiency.

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

36 comments Page 4 of 4.

Pankaj said: 5 years ago

A will not be right because at the different temperature limit efficiency will be different. So the right answer is d.

Avadhut said: 4 years ago

I think A is the correct answer.

Moin said: 4 years ago

Option A is Wrong because efficiency is same for the temperature limit.

So, Option D is the Right answer.

(2)

Santhosh said: 3 years ago

Option A is correct because all reversible cycles have same efficiency.

Subhas said: 2 years ago

Option D is the correct answer.

Gopal Mandal said: 1 year ago

Option D is the right answer.

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