Question

A 50kg of box is initially at the rest on a smooth frictionless horizontal surface. lhaden pushes the box with a force od 200N through a distance of 3m in 20 sec. How much power is developed by lhaden​

Answer 1

Answer:

Explanation: Given,

F=200N

t=20s

d=3m

P=?

Since P=W/t

200×3/20

therefore, 30Watts