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AMU Medical AMU Solved Paper-1996

  • question_answer
    A particle, moving in a plane, is acted upon by a force of constant magnitude that is always perpendicular to the velocity of the particle. Pick out the correct statement/statements from the following (i) acceleration is constant (ii) kinetic energy is constant (iii) velocity is constant (iv) the particle moves in a circular path

    A)  (iv) only          

    B)  (iii) and (iv)

    C)  (ii) and (iv)       

    D)  all statements

    Correct Answer: C

    Solution :

    : For a particle in uniform circular motion, acceleration and velocity change due to change in their directions. Kinetic energy remains constant. (ii) and (iv) are correct statements.


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