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Uniform speed is a vector quqntity?...

Uniform speed is a vector quqntity?

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Uniform speed is a vector quantity.

Explain , with an examples how a particle moving with uniform speed has variable velocity

Knowledge Check

  • A Cu ball of radius r travels with uniform speed V in a viscous liquid. If the ball is changed with another Cu ball of radius 2r, the new speed will be :

    A
    4V
    B
    2V
    C
    `V/2`
    D
    V

  • A copper ball of radius r travels with a uniform speed v in a viscous fluid if the ball is changed withh another ball of radius 2r then new uniform speed will be

    A
    v
    B
    2v
    C
    4v
    D
    8v

  • Assertion : When a particle moves in a circle with a uniform speed its acceleration is constant but the velocity changes. Reason : Angular displacement is not a axial vector.

    A
    Both Assertion & Reason are true & the Reason is a correct explanation of the Assertion.
    B
    Both Assertion and Reason are true but Reason is not a correct explanation of the Assertion.
    C
    Assertion is true but the Reason is false.
    D
    Assertion & Reason are false.

    • Similar Questions

    Explore conceptually related problems

    A body is said to be moving with uniform speed if it covers equal distances in ________.

    Earth revolved around the Sun in a circular orbit with a uniform speed . Is this motion uniform or accelerated ?

    Earth revolves around the Sun in a circular orbit with a uniform speed. Is this motion uniform or accelerated ?

    When an object is moving with a uniform speed, its average speed is equal to its velocity.

    Assertion: An object can have constant speed but variable velocity. Reason: Speed is a scalar but velocity is a vector quantity.

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