A Crowbar 250cm long has its fulcrum at a distance of 50cm from the load What is - Physics - Machines

Question

A Crowbar 250cm long has its fulcrum at a distance of 50cm from
the load What is its mechanical advantage ?

Yash Hirani · Answer

MA=load arm/effort arm
load arm = 50 cm
effort arm =(250-50)cm
= 200 cm
MA= 200cm/50 cm
= 4

A. Crowbar 250cm long has its fulcrum at a distance of 50cm from the load . What is its mechanical advantage ?