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प्रश्न
In a beam balance when the beam is balanced in a horizontal position, it is in ________ equilibrium.
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उत्तर
In a beam balance when the beam is balanced in a horizontal position, it is in static equilibrium.
संबंधित प्रश्न
To obtain a given moment of force for turning a body, the force needed can be decreased by
State the effect of force F in of the following diagram.
Write the expression for the moment of force about a given axis of rotation.
What is thrust?
Name of S.I. unit of momentum.
The moment of a force about axis depends ______.
The moment of a force of 10 N about a fixed point O is 5 N m. Calculate the distance of the point O from the line of action of the force.
The diagram shows a uniform metre rule weighing 100gf, pivoted at its centre O. Two weights 150gf and 250gf hang from the point A and B respectively of the metre rule such that OA = 40 cm and OB = 20 cm. Calculate :
the total clockwise moment about O
Define non-contact forces.
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.
