JEE Main & Advanced Sample Paper JEE Main Sample Paper-8

  • question_answer
    The horizontal component of impulse provided by string tension in moving from extreme point to lower most point -

    A)  \[m\sqrt{2gh}\]

    B)  \[m\sqrt{2gh}(1-\cos \theta )\]

    C)  \[m\sqrt{2gh}(\cos \theta )\]

    D)  can't be found without knowing tension as a function of time

    Correct Answer: A

    Solution :

     \[\Delta p=mv=m\sqrt{2gh}\]


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