This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The indicated horsepower of a turbocharged 4-cylinder engine is calculated to be 168 ihp, and the ... (Read 70 times)

RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
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?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

djpooyouma

  • Sr. Member
  • ****
  • Posts: 325
Reply #1 on: Jun 23, 2018
Answer to Question 1

81.5

Answer to Question 2

68


RODY.ELKHALIL

  • Hero Member
  • *****
  • Posts: 591
Reply #2 on: Jun 23, 2018
Thank you!


djpooyouma

  • Sr. Member
  • ****
  • Posts: 325
Reply #3 on: Jun 23, 2018
Happy to help


« previous next »
 

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Many exhaust manifolds are constructed of pressed steel and are free flowing to improve engine ... Many exhaust manifolds are constructed of pressed steel and are free flowing to improve engine ...
The more air and fuel that can be packed in a cylinder, the greater the density of the air–fuel ... The more air and fuel that can be packed in a cylinder, the greater the density of the air–fuel ...
A typical handheld cylinder leakage tester. A typical handheld cylinder leakage tester.
A single overhead camshaft engine with a timing belt that also rotates the water pump. A single overhead camshaft engine with a timing belt that also rotates the water pump.
Start the vehicle’s engine and let run at 1000–1500 RPM. The engine is now running on fuel ... Start the vehicle’s engine and let run at 1000–1500 RPM. The engine is now running on fuel ...
When the engine achieves closed-loop, the air is directed to the catalytic converter. When the engine achieves closed-loop, the air is directed to the catalytic converter.
Video: Electromagnetic Spectrum, Chlorophyll and Pigment & Light

For a complete list of videos, visit our video library