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LAKHMIR SINGH & MANJIT KAUR-FORCE AND LAWS OF MOTION-Exercise
- The physical quantity which makes it easier to accelerate a small car ...
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- According to the third law of motion , action and reaction
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- The unit of measuring momentum of a moving body is :
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- A boy of mass 50 kg standing on ground exerts a force of 500 N on the ...
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- A Honda city car, a Maruti Alto car, a Tata Nano car and a Mahindra Sc...
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- The acceleration produced by a force of 5 N acting on a mass of 20 kg ...
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- Which of the following situations involves the Newton's second law of...
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- To catch a fast cricket ball, a player pulls his hands backwards. Why ...
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- Why are car seat-belts designed to stretch somewhat in a collision ?
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- The troops (soldiers) equipped to be dropped by parachutes from an air...
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- Why would an aircraft be unable to fly on the moon ?
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- Explain why it is possible for a small animal to fall from a considera...
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- A boy of mass 50 kg running at 5 m/s jumps on to a 20 kg trolley trave...
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- A girl of mass 50 kg jumps out of a rowing boat of mass 300 kg on to t...
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- A truck of mass 500 kg moving at 4 m/s collides with another truck of ...
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- A ball X of mass 1 kg travellingg at 2 m/s has a head-on collision wit...
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- A heavy car A of mass 2000 kg travelling at 10 m/s has a head-on colli...
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- A man wearing a bullet-proof vest stands still on roller skates. The t...
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- Which of the following has more inertia ? (a) a rubber ball and a st...
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- In the following example,try to identify the number of times the veloc...
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