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  1. During the motion of a projectile fired from the earth surface, ________

  2. A.

     Its kinetic energy remains constant

    B.

     Its momentum remains constant

    C.

     Vertical component of its velocity remains constant

    D.

     Horizontal component of its velocity remains constant

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    Answer : Option D

    Explanation :

    During the motion of a projectile fired from the earth surface, horizontal component of its velocity remains constant.


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