JEE Main & Advanced Physics Motion in a Straight Line / सरल रेखा में गति Question Bank Non-uniform Motion

  • question_answer
    Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and bounces back. Directions of which of these changes in the process                [AMU (Engg.) 2001]

    A)             Velocity only   

    B)             Displacement and velocity

    C)             Acceleration, velocity and displacement

    D)             Displacement and acceleration

    Correct Answer: B

    Solution :

                    Only direction of displacement and velocity gets changed, acceleration is always directed vertically downward.


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