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Define force....

Define force.

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Force is an external effort in the form of pushing, pulling, stretching, compressing etc. which may move a body at rest or stop a moving body or change the direction of motion of the body or change the size and shape of the body.
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PRADEEP-FORCES AND LAWS OF MOTION-SHORT ANSWER QUESTIONS
  1. Two friends on roller-skates are standing 5m apart facing eachother. O...

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  2. Water sprinkler used for grass lawns beigns to rotate as soon as the w...

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  3. Define force.

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  4. Name the various effects of force.

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  5. Name the three types of inertia.

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  6. A person in a bus tends to fall backward, when it starts suddenly?

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  7. Why does a person in a bus tends to fall forward when it stops suddenl...

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  8. What happens to a person travelling in a bus when the bus takes a shar...

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  9. Define momentum of a body.

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  10. It is easier to stop a tennis balll than a cricket ball moving with th...

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  11. Why are road accidents at high speeds very much worse than accidents a...

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  12. Calculate momentum of a toy car of mass 300g moving with a speed of 18...

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  13. A body of mass 30kg has a momentum of 150kg m//s. What is the velocity...

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  14. A ball is thrown vertically upwards. What is its momentum at the highe...

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  15. What is one Newton force?

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  16. What acceleration is produced by a force of 5N acting on a body of mas...

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  17. An unloaded truck weighing 2000kg has a maximum acceleration of 0.4 m/...

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  18. Why is it difficult to walk on a slippery road?

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  19. Why does a gunman get a jerk on a firing a bullet?

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  20. State the law of conservation of liner momentum.

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