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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
Name a machine to obtain gain in speed ?
Write down a relation expressing the mechanical advantage of a lever.
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?
Which class of lever found in the human body is being used by a boy when he holds a load on the palm of his hand.
The following belong to which class of lever?
Rowing of a boat
The following belong to which class of lever?
Fore-arm
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.
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.
State the types (or kinds) of lever, and give two examples of each kind.
A lever is used to multiply the force.
