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If we compare the effort arm length with the load arm length in a class 3 lever, then which of the below is true?
Question

If we compare the effort arm length with the load arm length in a class 3 lever, then which of the below is true?

A.

effort arm length can be greater than, equal to or less than the length of the load arm

B.

effort arm length is always = load arm length

C.

effort arm length is always < load arm length

D.

effort arm length is always > load arm length

Correct option is C


In class-3 lever, the fulcrum is at one end and the force applied is on the other end while the weight is situated in the middle of these two. In a third class lever Load arm length is always greater than effort arm length.

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