1) Define Mechanical Advantage? 2) What factor affect the mechanical advantage of a machine?
3) Define ideal machine?
4) What are output work and input work?
5) What is moment?​

1) ans: The ratio of load to effort in a simple machine is called Mechanical Advantage.

2) ans: Frictuon produced in Simple machine affect the mechanical advantage of a machine.

3) ans: The machine whose efficiency is 100% is called ideal machine.

4) ans: The work done by the machine is called output work.

ans: The work done in the machine is called input work.

5) ans: The turning effect of force is called moment.

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