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Author Question: The indicated horsepower of a turbocharged 4-cylinder engine is calculated to be 168 ihp, and the ... (Read 51 times)

RODY.ELKHALIL

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on: Jun 23, 2018
The indicated horsepower of a turbocharged 4-cylinder engine is calculated to be 168 ihp, and the brake horsepower is measured to be 137 at the same engine speed. Calculate the mechanical efficiency to the nearest tenth of a percent.
 
  What will be an ideal response?

Question 2

The MEP value of a 280 in3 engine operating at 4000 RPM is 155 psi. The brake horsepower at this engine speed is measured to be only 149 bhp. Determine the mechanical efficiency to the nearest tenth of a percent.
 
  What will be an ideal response?


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djpooyouma

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Reply #1 on: Jun 23, 2018
Answer to Question 1

81.5

Answer to Question 2

68


RODY.ELKHALIL

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Reply #2 on: Jun 23, 2018
Thank you!


djpooyouma

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Reply #3 on: Jun 23, 2018
Happy to help


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