Question

3.
Statement (A) : Kinetic friction on a body is proportional to the normal reaction on the body
Statement (B) : Static friction on a body is proportional to the normal reaction on the body
a) both A and B are true
b) both A and B are false
[
c) A is true but B is false
d) B is true but A is false
Assertion (A) : Coefficient of for​

Answer 1

Answer:

Mean deviation of data 2, 2, 2, 2, 2 from mean is *

5

2

0

3.75