How much work does it take to raise a #9 kg # weight #15 m #?

1 Answer
May 27, 2018

L=1323 J

Explanation:

the work made to give the potential energy is like the final potential energy
#Ew = m xx g xx h = 9 kg xx 9,8 m/s^2 xx 15 m= 1323 J#
Work is also calculated by the moltiplication of weight force by displacement
#L= F xx s = (m xx g) xx h = 1323 J #