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प्रश्न
A potter turns his wheel by applying a force through the stick near the rim of wheel.
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उत्तर
A potter's wheel has a wheel pivoted at the centre. The potter turns the wheel by means of a stick at the rim of the wheel. He increases the perpendicular distance.
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संबंधित प्रश्न
A nut is opened by a wrench of length 20 cm. If the least force required is 2N, find the moment of force needed to loosen the nut.
Moment of force = force × perpendicular distance of force – from the pivoted point.
State the S.I. unit of moment of force.
What are non-contact forces? Give two example
Two forces each of magnitude 10 N act vertically upwards and downwards respectively at the two ends A and B of a uniform rod of length 4 m which is pivoted at its midpoint O as shown in the figure. Determine the magnitude of the resultant moment of forces about the pivot O.
One joule is the amount of work done when a force of ......... moves a body through a distance of .......
State whether the moment of force is a scalar or vector quantity?
Give any two effects of a force on a non-rigid body.
How does the distance of separation between two bodies affect the magnitude of the non-contact force between them?
State the units of moment of force.
