Identify the class of the lever shown in the diagram below

Force, Work, Power & Energy (10)

(i) Identify the class of the lever shown in the diagram below:

 

(ii) How is it possible to increase the M.A. of the above lever without increasing its length?

Answer

(i) Class III

(ii) By shifting effort away from the fulcrum/ towards the load Or Shifting load towards effort/decreasing the load arm.