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Automobile tyres have generally irregula...

Automobile tyres have generally irregular projections over their surfaces. Why?

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MBD-LAWS OF MOTION-EXAMPLE
  1. Friction is a self- adjusting force. Is it correct?

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  2. How friction is reduced in fast moving vehicle?

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  3. Automobile tyres have generally irregular projections over their surfa...

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  4. Why are rockets given conical shape?

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  5. What is the angular velocity of the hour hand of a clock?

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  6. Why skidding takes place on a rainy day along a curved path?

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  7. Give an example when a body moving with unifrom speed has acceleration...

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  8. Name the physical quantities which remains constant for a particle mov...

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

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  10. Define centrifugal force.

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  11. What provides the centripetal force to a satellite revolving around th...

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  12. What is the relation between coefficient of friction and angle of repo...

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  13. What is the unit of coefficient of limiting friction?

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  14. Out of satic friction, limiting friction and dynamic friction, which i...

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  15. Give the magnitude and direction of the net force acting on:- a drop o...

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  16. Give the magnitude and direction of the net force acting on:- a cork o...

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  17. Give the magnitude and direction of the net force acting on:- a kite s...

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  18. Give the magnitude and direction of the net force acting on:- a car mo...

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  19. Give the magnitude and direction of the net force acting on:- a high-s...

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  20. A pebble of mass 0.05 kg is thrown vertically upwards. Give the direct...

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