engineering recuitment FCI JE 2022 Mock Test for CE/ME/EE (Phase I & II) Engineering Mechanics Equilibrium and Friction Friction
A ladder is resting on a rough ground and leaning against a smooth vertical wall. The force of friction will act
1
downward at its upper end
2
upward at its upper end
3
zero at its upper end
4
perpendicular to the wall at its upper end
5
None of the above