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This question belongs to Mechanical Engineering Internal Combustion Engines (I.C. Engines)

Internal Combustion Engines (I.C. Engines)

?

The thermal efficiency of diesel engines is about

A) 15% B) 30% C) 50% D) 70%

Answer & Solution

Correct Answer: Option D

The thermal efficiency of petrol and gas engines is about 30% and the thermal efficiency of diesel engines is about 70%.

Question posted by Examveda

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9 Comments

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Dr. Akash 3 years ago

I think this should 30 to 35

Deepak Kumar 6 years ago

30%-35%

Anuj Patel 6 years ago

This is error in question it's insicated tharmal efficiency

RITESH KUMAR 6 years ago

The thermal efficiency of diesel engine is up to 40%

Ankit Talhedi 6 years ago

52% max.

Pranes Raina 6 years ago

Thermal efficiency of diesel engine is 30%

RAHUL YADAV 6 years ago

32- 38%

Mohamed Silem 7 years ago

I think it's wrong diesel efficiency 30..35%

AMAL NALINAM 7 years ago

Option C can be justifiable as the largest diesel engine in the world peaks around 51%. Normally a diesel engine has higher efficiency than the petrol engine and it will be ranging between 30-35%.

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