Which of the following are first-class levers?

I and II only

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I and III only

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II and III only

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I, II and III

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Solution

The correct option is C II and III only
Given :Which of the following are first-class levers?
Solution :
In a first class lever, the fulcrum is located between the load and the effort. And as we can see in figures only second and third figure satyshfies the given defination.
The Correct Opt=C

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