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Name the unit of angular displacement....

Name the unit of angular displacement.

Text Solution

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The correct Answer is:
degree or radian
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Knowledge Check

  • A wheel is at rest, its angular velocity increases uniformly and becomes 80 radian per second after 5 second. The total angular displacement is

    A
    800 rad
    B
    400 rad
    C
    200 rad
    D
    100 rad

  • Statement I: Finite angular displacement is not a vector quantity. Statement II: A vector must obey the proper law of addition.

    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.

  • The bob of a simple pendulum of length I is released at time T_0 from a position of small angular displacement. Its liner displacement at time t is given by

    A
    `X=asin2pisqrt(L/gxxt`
    B
    `X=acos2pisqrt(g/Lxxt`
    C
    `X=asinsqrt(g/Lxxt`
    D
    `X=acossqrt(g/Lxxt`

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    A particle is moving along a circular path of radius 2 m with constant angular velocity of 3 rad cdot s^(-1) . Detemine the angular displacement (in rad) of the particle in 3 s.

    The engine of a motor car is rotating at a constant speed of 150 rpm. Acquiring acceleration suddenly it gains a velocity of 3000 rpm in 3 s. What will be the angular displacement of it in 3 s?

    What is the unit of angular momentum ?

    Show that a simple pendulum executes S.H.M. when the angular displacement is small.

    A bullet of mass m hits a wooden block of mass M, suspended by a string of length l, and gets embedded in it. If the velocity of the bullet is v, find the angular displacement of the block.

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