Question

Q3. Write the names of- 1) Examples of lever of 1st order

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Answer 1

First Class Lever

This is a type of lever which has the fulcrum in between the weight and the force applied. Its order is represented as force-fulcrum-weight. This is the most basic type of lever.

Examples

• Our hand pushing an object or seesaws, crowbars.
• Using scissors represents the use of two first-class levers.
• A wheel and axle is also an example.
• Pulling a nail out of a wooden plank also represents a first-class lever.