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  5. Force and laws of motion

9th Class Science Force and laws of motion Question Bank Force And Laws Of Motion Conceptive Subjective Problems

  • question_answer
    What will be the impulse acting on a body at rest when acted upon by a force of 4 N for 2s?

    Answer:

    \[F=4N,\,\,t=2s\] \[I=?\] \[{{V}_{A}}=V\] \[=4N\times 2s\] \[=8Ns.\]


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