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प्रश्न
Give two examples of a couple's actions in our daily life.
State two examples of couple in every day life.
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उत्तर
For example, turning a key in a lock and turning a steering wheel.
संबंधित प्रश्न
State two effects of a force when applied on a body.
A spanner of length 10 cm is used to open a nut by applying a minimum force of 5.0 N. Calculate the moment of force required.
Name of S.I. unit of momentum.
Name of S.I. unit of the rate of change in momentum.
A body X of mass 5 kg is moving with velocity 20 m s-2 while another body Y of mass 20 kg is moving with velocity 5 m S-1. Compare the momentum of the two bodies.
The stone of hand flour grinder is provided with a handle near its rim. Give reason.
A uniform metre rule of weight 10gf is pivoted at its 0 mark.
What moment of force depresses the rule?
Classify the following amongst contact and non-contact forces.
gravitation force
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 S.I. unit of moment of force is ______.
