A rod of length 2m has its fulcrum at a distance of 0.5m from the load point, which is at one end of the rod. What is the mechanical
advantage of the lever?
We have,
Load arm = 0.5 m
Effort arm = 2 – 0.5 = 1.5 m
Now, mechanical advantage = (effort arm)/(load arm) = 1.5/.5 = 3