Question

The length of the load arm of a lever is 6 m long and its effort arm is 3 m long. What is effort required to lift a load of 40 N? ​

Answer 1

Answer:

Length of the load arm = 6 m

Length of the effort arm = 3 m

Load = 40 N

Effort = ?

We know that

Load/Effort = Effort arm/ Load arm

By putting values, we get

40N/Effort = 3m / 6m

Effort= 40×6/3 = 80N

Explanation:

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