Question

A man applies an effort of 1520 kgf to lift a load of 200 kgf using a third class lever. The distance of the load from the fulcrum is 3 m. Find the effort arm and mechanical advantage.​

Answer 1

Answer:

REF.Image.

Length of lever = Effort arm = AE

Load arm AB = 0.1 m

Effort E = 50 kgf

Load L = 750 kgf

AE×50=750×0.1

AE=

50

750

×

10

1

=1.5m