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

By: |Published on: Nov 1|Categories: Physics JAMB| 0 comments

A. 100N
B. 90N
C. 80N
D. 120N

Correct Answer:

Option A – 100N

Users Also Read These:

SEE ALSO  Which of the following remains unchanged as light travels from one medium to the other?

Copyright warnings! Do not copy.