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!
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.
Be the first to comment