Mechanical Engineering - IC Engines and Nuclear Power Plants - Discussion

Discussion Forum : IC Engines and Nuclear Power Plants - Section 5 (Q.No. 8)
8.
The ratio of the work obtained at the crankshaft in a given time to the energy supplied during the same time is called
mechanical efficiency
overall efficiency
indicated thermal efficiency
volumetric efficiency
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Nisar said:   7 years ago
IP means not input.

The input means energy supplied I.e; M * C.V (mass of fuel * calorific value)
So, it is not a Mechanical Efficiency it is overall efficiency.

YoGesh said:   9 years ago
It can be mechanical efficiency = BP/IP.
BP means power available at crankshaft i,e.(output).
IP means power developed within the cylinder i,e.(input).

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