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11th Class Physics Motion in a Straight Line / सरल रेखा में गति Question Bank 11th CBSE Physics One Dimensional Motion

  • question_answer
    A body of mass m is projected with a speed v making an angle \[\theta \] with the vertical. What is the change in momentum of the body along (i) the X-axis (ii) the Y-axis ; between the starting point and the highest point of its path.

    Answer:

    (i)  Zero.               (ii) \[-m\upsilon \cos \theta \].


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