If a girl applies a force of 20 Newton on a bat to hit a ball for a distance of 1 meter, what is the amount of work she has done?

Ans : 

W = ? 

F= 20 N (Newton)

d= 1 meter

We know the formula W = F x d.

W = f x d 

W = 20 x 1 

W = 20 Joules

The amount of work done by the girl is 20 Joules.