Question

revision qn

Answer 1

A ladder 2.5 m long and of weight 150 N has its centre of mass 1m from its bottom .A weight of 40 N is attached to the top end.The work required to raise the ladder from the horizontal position to the vertical position is?

Answer 2

use work as potential energy.

Answer 3

how pls xplain

Answer 4

@Shayaan_Mustafa

Answer 5

first thing before explaining i want to say kindly aleays figure out your numerical problem then ask.
making figure solve half of your problem bro.