Question

body
(54 m)
Lic energy and
For the absolut the ground, what is its speed when it reaches at the ground and friction is
1. A block starts from rest at the top of an inclined surface of height 10 m above
neglected. Now by including friction and when it reaches at the ground with a
speed of 10 m s' then what is its energy loses in percent.

Answer 1

Answer:

I think the answer will be 40%