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प्रश्न
SI. unit of moment of force is
पर्याय
N
N cm
kgfm
Nm
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उत्तर
Nm
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संबंधित प्रश्न
What do you mean by the clockwise and anti-clockwise moment of force?
On what factors does the effect of thrust on a surface depend?
State one factor on which the magnitude of a non-contact force depends. How does it depend on the factor stated by you?.
Give an example for each of the following uses of a machine:
to change the point of application of force
Give an example of the following uses of a machine:
to change the direction of force
What is the work done when no net force is applied on the body?
Write the expression for the moment of force about a given axis.
A jack screw is provided with a long arm. Explain why?
A uniform metre rule rests horizontally on a knife-edge at the 60 cm mark when a mass of 10 gram is suspended from one end. At which end must this mass be suspended? What is the mass of the rule?
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.
