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The motion of a particle of mass m is described by the relation, y=u t 1 2 +g t^2 , where u is the initial velocity of the particle. The force acting on the particle is

Options

  1. AF=m ( d u d t )
  2. BF=m g
  3. CF=m ( d y d t )
  4. DF=-m g

Correct answer

D. F=-m g

Step-by-step solution

The correct answer is option (D).

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