2 Answers

What effort will a machine of efficiency 90% apply to…

Posted by: 259 views
PHYSICS

QuizTablet Community!

What effort will a machine of efficiency 90% apply to lift a load of 180N if its effort arm is twice as long as its load arm?

A. 100N

B. 90N

C. 80N

D. 120N

QUICK ANSWER…

A

EXPLANATION…

What effort will a machine of efficiency 90% apply to lift a load of 180N...

Now for the right answer to the above question:

  1. Option A is correct.
  2. Option B is incorrect.
  3. C is incorrect.
  4. D is not the correct answer.

HELPFUL TIPS…

You may please note these/this:

  • Always remember that velocity ratio is = effort distance/load distance

Use the questions and answers session to correct, express, and contribute your views.

You can also freely share this page with friends.

/ culled from 2018 JAMB-UTME physics question 39 /

What effort will a machine of efficiency 90% apply to... » QuizTablet
What effort will a machine of efficiency 90% apply to... » QuizTablet

TOP RATED ANSWERS!!!

Course Provider: Organization

Course Provider Name: N.D Sammy

Course Provider URL: QuizTablet.com

Editor's Rating:
7.8

Answer Question