The frictional force between two bodies

Jamb 1978

The frictional force between two bodies 

A. exists only when there is relative motion or tendency for motion

B. acts so as to oppose the motion

C. depends on the normal reaction between the two surfaces

D. is relatively independent of the area in contact

E. has all these characteristics

ANSWER: Option E

Note those characteristics as there may be a question on friction that may come in different formats!

Previous   Next 

or Click here to see all the questions.

Of course, your opinion (s) and suggestion(s) are always welcome, kindly use the comment box if you have any and if you find this post beneficial, use the share button to share with friends.

Leave a Comment

Your email address will not be published.