Question

A body of mass 'm' slides down a smooth
inclined plane having an inclination of
450 with horizontal. It takes 2 sec to
reach the bottom. If the body is placed on
a similar plane having coefficient of
friction 0.5, the time taken for it to reach
the bottom is.
option a)3.725 sec
option b)2.650 sec
option c)2.828 sec
option d)4.135 sec​

Answer 1

Explanation:

with the horizontal. It takes 4 sec to reach the bottom. If the body is placed on a similar plane having coefficient of friction 0.5 . What is the time taken for it to reach bottom