Physics, asked by borameylyka09, 6 hours ago

A boy pushes a lever down 2 meters with a force of 75N. The box at the other end with a weight of 400N moves up 0.5meters. What is the efficiency of the machines?

Answers

Answered by acharsaitejaswini

1

Explanation:

The formula of the mechanical advantage(MA) of a lever is given as MA = load/effort. Another form of this ma formula is MA = Effort Arm/Load Arm = EA/LA. Example: Calculate the mechanical advantage if 500 N force is needed to overcome the load of 1000 N.

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