Question

Explain why mechanical advantage of class 3rd lever is always less than 1?

Answer 1

Hey friend here is your answer

The class 3 lever always has a mechanical advantage of less than 1, because the load travels a greater distance than the force travels. Consequently, the work requires more effort than would ordinarily be needed.

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Answer 2

Answer:

because the load arm always longer than effort arm which helps to lower the force. So it is a speed multiplier