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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 force is applied on (i) a non-rigid body and (ii) a rigid body. How does the effect of the force differ in the above two cases?
State two effects of a force when applied on a body.
What do you mean by the clockwise and anti-clockwise moment of force?
What are non-contact forces? Give two example
Classify the following amongst contact and non-contact force.
force of tension in a string
State the condition when the change in the momentum of a body depends only on the change in its velocity.
Three forces A, B and C are acting on a rigid body which can turn about O in fig.9. If all the three forces are applied simultaneously, in which direction will the body move? Explain.
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 difference of anticlockwise and clockwise moment
State two factors on which moment of the force about a point depends.
