in displacing a body 5 metre by a force of 50 Newton the work done is 125 joule find out the angle between the direction of force and displacement

Asked by karanbora625 | 11th Nov, 2019, 07:12: PM

Expert Answer:

We know, 
 
W = Fscosθ
F = 50 N 
s = 5 m 
W = 125 J 
125 = 50 x 5 x cos θ
cos θ = 125/250 = 0.5 
Thus 
θ = cos-1 (1/2) = 60° 
Thus, the angle between force and displacement is 60°. 

Answered by Shiwani Sawant | 12th Nov, 2019, 01:11: PM