Question

B. Define the following:





3. Effort arm​

Answer 1

Effort is an applied force to bring desired change to the position (push or lift) of the load. ... The distance from the applied force or effort force to the fulcrum is called the effort or input arm and the distance from the load to the fulcrum is called the load or output arm.

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Answer 2

Answer:

A lever is a rigid bar with three parts: the fixed point around which the bar pivots is the fulcrum; the effort arm (in-lever arm) is the part of the lever to which force is applied; the resistance arm (out-lever arm) is the part that bears the load to be moved.