Q341
Open questionAn object at rest may have
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Q342
Open questionWhich conservation principle is applicable in the case of the motion of a rocket?
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Q343
Open questionRocket works on the principle of
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Q344
Open questionA passenger standing in a bus is thrown outward when the bus takes a sudden turn. This happens due to
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Q345
Open questionWhen a running car stops suddenly, the passengers tends to lean forward because of:
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Q346
Open questionA man stands in a lift which accelerates upwards. The resultant reaction force on the floor of the lift is
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Q347
Open questionWho defined the law of gravitation ?
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Q348
Open questionIt is difficult to fix a nail on a freely suspended wooden frame. Which law supports this statement?
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Q349
Open questionIn the Earth, the weight of a body is maximum at the
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Q350
Open questionA person is hurt on kicking a stone due to
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Q351
Open questionWhen a body falls from an aeroplane, there is increase in its
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Q352
Open questionWhich of the following never occurs singly in nature?
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Q353
Open questionThe moment of inertia of a body does not depend upon
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Q354
Open questionNewton's first law of motion gives the concept of
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Q355
Open questionFor every action, there is an equal and opposite reaction, is Newton's
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Q356
Open questionGravitational force is maximum at which place
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Q357
Open questionA metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that
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Q358
Open questionA boy sitting in an open car moving with the constant speed throws a ball straight up into the air. The ball falls
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Q359
Open questionRate of change of momentum is
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Q360
Open questionWhich law is also called law of inertia ?
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