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Inertia of a body in linear motion is measured by its

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Important Questions on Force and Laws Of Motion

EASY
Among the following, the body possessing highest momentum is :
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A light and a heavy object have same momentum, then:
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An object of mass 2 kg moving under the action of a force which varies with time as shown in the figure.
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Which one of the following statements is correct for the interval from 0 to 20 s?
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Find the retardation with which a train moving at 108 km/hr is brought to rest in 12 seconds.

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A ball is given some velocity at A and moves along a semi-circular ring fixed on a smooth horizontal table. The dotted line shows the path of the ball. In which direction 1, 2, 3 the ball will leave the ring.

 

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Why do we jerk clothes before spreading them on line?

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A long jumper runs for a while before taking long jump so that the inertia of _____ helps him in taking a long jump.

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Resistance to change in the state of motion is called _____ of motion.

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Two balls of the same size but of different materials, rubber and iron are kept on the smooth floor of a moving train. The brakes are applied suddenly to stop the train. Will the balls start rolling? If so, in which direction? Will they move with the same speed? Give reasons of your answer?
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The SI unit of mass is _____.
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Sparks fly off tangentially when a knife is rubbed on a hard rotating disc. How can you account for this.

MEDIUM
Describe the experiment of Galileo and what conclusion can be drawn from that experiment.
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Which of the following has more inertia—a rubber ball or a stone of same size? Why?

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The SI unit of mass is grams.
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What is the measure of inertia?

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A heavier body has less inertia.
MEDIUM

What is the relationship between mass and inertia? Discuss.

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Passengers tend to fall forward if the bus is stopped suddenly and fall backwards when it accelerates from rest. Explain