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प्रश्न
Draw a labelled sketch of a second class lever. Give one example of such a lever.
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उत्तर
A labelled diagram of a second class lever is given below. Its example is a nut-cracker.
Second Class Lever
Example of a second class lever (Nut-cracker)
संबंधित प्रश्न
Draw a diagram of a lever which is always used as a force multiplier. How is the effort arm related to the load arm in such a lever?
Define Lever
Which class of lever found in the human body is being used by a boy when he raises the weight of his body on his toes?
The following belong to which class of lever?
Pliers Tools
The following belong to which class of lever?
Rowing of a boat
The following belong to which class of lever?
Sugar tongs
The following belong to which class of lever?
Wheelbarrow
In the diagram shown alongside a claw hammer, 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 this class of lever.
What is a lever?
The diagram shows the use of a lever.
- State the principle of moments as applied to the above lever.
- Which class of lever is this? Give an example of this class of lever.
- If FA = 100 cm, AB = 90 cm, calculate the minimum effort required to lift the load.
