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Is circular motion possible at constant ...

Is circular motion possible at constant speed? Explain.

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Knowledge Check

  • In uniform circular motion of a particle

    A
    particle cannot have uniform velocity
    B
    particle cannot have uniformly acceleration motion
    C
    particle cannot have net force equal to zero
    D
    particle cannot have any force in tangential direction

  • In uniform circular motion, the quantity that remains constant is

    A
    Linear velocity
    B
    Centripetal force
    C
    Acceleration
    D
    Speed

  • Statement I: A car takes a turn of radius 20 m with constant velocity of 10 m cdot s^(-1) . Statement II: In circular motion, velocity can never be constant.

    A
    Statement I is true, statement II is true , statement II is a correct explanation for statement I.
    B
    Statement I is true, statement II is true , statement II is not a correct explanation for statement I.
    C
    Statement I is true, statement II is false.
    D
    Statement I is false, statement II is true.

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    A stone of mass m, tied to a string of length 1 is rotating along a circular path with constant speed v. The torque on the stone is______.

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