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प्रश्न
To obtain a given moment of force for turning a body, the force needed can be decreased by
पर्याय
applying the force at the pivoted point
applying the force very close to the pivoted point
applying the force farthest from the pivoted point
none of the above
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उत्तर
applying the force farthest from the pivoted point
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संबंधित प्रश्न
State the condition when the change in the momentum of a body depends only on the change in its velocity.
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- A,
- B and
- O situated exactly at the middle of the two forces.
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One joule is the amount of work done when a force of ......... moves a body through a distance of .......
A jack screw is provided with a long arm. Explain why?
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Assertion & Reasoning
- Assertion: The sum of the clockwise moments is equal to the sum of the anticlockwise moments.
- Reason: The principle of conservation of momentum is valid if the external force on the system is zero.
Clockwise moment produced by a force about a fulcrum is considered to be ______.
