Question

The minimum force required to move a
body up an inclined plane is two times
the minimum force required to prevent it
from sliding down the plane if the
coefficient of friction between the body
and inclined plane is the angle of
inclined plane is
1
13
(A) 60°
(B) 45°
(C) 30°
(D) 15°​

Answer 1

Answer:

60°

hope it's useful to you

Answer 2

Answer:

The minimum force required to move a body up an inclined plane is three times the minimum force required to prevent it from sliding down the plane. If the coefficient of friction between the body and the inclined plane is  

2  

3  

1  

 the angle of the inclined plane is  30

Explanation: