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प्रश्न
The following belong to which class of lever?
The Physical balance
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उत्तर
First-class of lever
संबंधित प्रश्न
What is a lever?
Give three examples for leavers of second order.
The following belong to which class of lever?
Human-arm
The following belong to which class of lever?
A claw-hammer
The following belong to which class of lever?
A fire tongs
The following belong to which class of lever?
Nutcracker
Shears, used for cutting metals and scissors used for cutting clothes are both examples of levers of the first order. However, whereas the shears always have short blades and long handles, the scissors often have blades much longer than the handles. Explain, why this is so?
Draw a labelled sketch of a second class lever. Give one example of such a lever.
In the following diagram of a wheelbarrow, mark the fulcrum (F) and indicate the directions of load (L) and effort (E) with arrows.
What class of lever is it? Give one more example of the same class of lever.
A lever is used to multiply the force.
