Answer these questions 1. State the principal of simple machine

1.	Answer these questions 1. State the principal of simple machine
Answer» Principles of Simple Machines:A machine PRODUCES FORCE and controls the direction and the motion of force, but it cannot create energy. A machine's ABILITY to do work is measured by two FACTORS. These are (1) MECHANICAL advantage and (2) efficiency.

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Answer these questions 1. State the principal of simple machine

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