Question

i) A force of 10N displaces a body by a distance of 3m at an angle 600 to its own direction.

Find the amount of work done. (cos 600 = 1/2)​

Answer 1

Explanation:

GIVEN =

F = 10N,

S=3m,

θ=60 °

So,

Work = F× S cosθ

= 10 × 3 cos 60 °

=10 × 3 × ½ ( given = cos 60° = ½ )

=15 J

Hopefully you might understand this!!