This topic contains a solution. Click here to go to the answer

Author Question: A 140 in3 engine operating at 5000 RPM and has an MEP value of 120 psi. The brake horsepower at the ... (Read 121 times)

shenderson6

  • Hero Member
  • *****
  • Posts: 573
A 140 in3 engine operating at 5000 RPM and has an MEP value of 120 psi. The brake horsepower at the same engine speed is measured to be 84 bhp. Calculate the mechanical efficiency of this engine, and round to the nearest tenth of a percent.
 
  What will be an ideal response?

Question 2

A supercharged 454 in3 V-8 engine has an MEP value of 190 psi  4500 RPM. The brake horsepower is measured to be 410 psi. Calculate the mechanical efficiency to the nearest tenth of a percent.
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

GCabra

  • Sr. Member
  • ****
  • Posts: 331
Answer to Question 1

79.2

Answer to Question 2

83.7




shenderson6

  • Member
  • Posts: 573
Reply 2 on: Jun 23, 2018
Wow, this really help


daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Gracias!

 

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

For a complete list of videos, visit our video library