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Q. No:9 Define force. Mention the effects of force.​

Answer»

\huge\sf\red{Required~Answer}

Force :-

  • It is an external push or PULL which tends to change the state of rest or motion of a body.

Effects of force :-

  • It can set a STATIONARY body into motion.
  • It can stop the MOVING bodies.
  • It can change the direction of a moving body.
  • It can change the dimension of the body.

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Know more :-

  • Force is the product of mass and acceleration.
  • F = ma
  • Its S.I. unit is newton (N).
  • When a body of mass 1 kg moves with an acceleration of 1 \sf{ms^{-2}}, then the force acting on the body is called ONE newton.
  • 1 newton (N) = \sf{1 kgms^{-2}}



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