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State Newton's second law ....

State Newton's second law .

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"The force acting on a body is directly proportional to the rate of change of linear momentum of the body and the change in momentum takes place in the direction of the force ".
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Knowledge Check

  • Newton's second law gives

    A
    `vecF prop (d vecP)/(dt)`
    B
    `vecF = (dvecP)/(dt)`
    C
    `vecF = m vec a `
    D
    all the above

  • Assertion : A rocket moves forward by pushing the surrounding air backwards . Reason : It derives the necessary thrust to move forward , according to Newton's second law .

    A
    Both assertion and reason are true and reason is correct explanation of assertion
    B
    Both assertion and reason are true but reason is not the correct explanation of assertion
    C
    Assertion is true but reason is false
    D
    Assertion is false , but the reason is true .

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    Newton's first law of motion: defination of force and inertia then Newton's third law of motion : ___(i)__ while Newton's second law of motion : ___(ii)__.

    Newton's first law: qualitative defination of force Newton's second law : ___(i) ___ The value of g: 9.8 ms^(-2) then Gravitational constant:______(ii)______

    State Newton's third law.

    State Newton's first law.

    State Newton's third law. Explain it with three examples.

    (i) State Newton's third law of motion.

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