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The outer edge of a curved road is gener...

The outer edge of a curved road is generally raised over the inner edge. Why?

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In addition to the frictional force, a component of reaction force also provides centripetal force.
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FULL MARKS-LAW OF MOTION -ADDITIONAL QUESTIONS SOLVED (SHORT ANSWER QUESTIONS)
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  2. Calculate the force acting on a body which changes the momentum of the...

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  3. On a rainy day skidding takes place along a curved path. Why?

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  4. Why does a gun recoils when a bullet is being fired?

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  5. Why is it difficult to catch a cricket ball than a tennis ball even wh...

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  6. The distance travelled by a moving body is directly proportional to ti...

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  7. Calculate the impulse necessary to stop a 1500 kg car moving at a spee...

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  8. Lubricants are used between the two parts of a machine. Why?

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  9. What provides the centripetal force to a car taking a turn on a level ...

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  10. A body is acted upon by a number of external forces can it remain at r...

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  11. Bodies of larger mass need greater effort to put them in motion. W...

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  12. An athlete runs a certain distance before taking a long jump . Why ?

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  13. Action and reaction forces do not balance each other . Why ?

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  14. The wheels of vehicles are provided with mudguards. Why?

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  15. China wares are wrapped in straw paper before packing. Why?

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  16. Why is it difficult to walk on a sand?

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  17. The outer edge of a curved road is generally raised over the inner edg...

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  18. Explain why the water doesn't fall even at the top of the circle when ...

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  19. Why does a speedy motor cyclist bends towards the centre of a circular...

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  20. An impulse is applied to a moving object with the force at an angle of...

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