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प्रश्न
A ball was set rolling on a large table. If its ______ is to be changed, a ______ will have to be applied on it.
विकल्प
force
motion
gravitation
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उत्तर
A ball was set rolling on a large table. If its motion is to be changed, a force will have to be applied on it.
संबंधित प्रश्न
Give one example in the given cases:-
A force changes the size of a body
How is force related to the momentum of a body?
Prove the force = mass x acceleration. State the condition when it holds.
Complete the following
Newton is the unit of .................
A body of mass 1.5 kg is dropped from a height of 12 m. What is the force acting on it during its fall? (g = 9.8 ms−2)
Two balls of masses in ratio 1 : 2 are dropped from the same height find
a) the ratio between their velocities when they strike the ground and
b) the ration if the forces acting on them during motion.
A cricket ball of mass 100 g strikes the hand of a player with a velocity of 20 ms-1 and is brought to rest in 0.01 s calculate
1) the force applied by the hand of the player.
2) the acceleration of the ball
Why is it easier to open a door by applying the force at the free end of it?
Define contact forces.
In which of the following sport the turning of the effect of force used
