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Read each statement below carefully and ...

Read each statement below carefully and state, with reasons, if it is true or false : The acceleration vector of a particle in uniform circular motion averaged over one cycle is a null vector.

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The acceleration vector of a particle in uniform circular motion averaged over the cycle is a null vector. This statement is

Read each statement below carefully and state, with reasons, if it is true or false : The net acceleration of a particle in circular motion is always along the radius of the circle towards the centre.

Knowledge Check

  • The average acceleration vector for a particle having a uniform circular motion is

    A
    A constant vector of magnitude `(v^(2))/(r )`
    B
    A vector of magnitude `(v^(2))/(r)` directed normal to the plane of the given uniform circular motion
    C
    Equal to the instantaneous acceleration vector at the start of the motion
    D
    A null vector

  • Velocity vector and acceleration vector in a uniform circular motion are related as

    A
    both in the same direction
    B
    perpendicular to each other
    C
    both in oppsite direction
    D
    not related to each other

  • Velocity vector and acceleration vector in a uniform circular motion are related as

    A
    both in the same direction
    B
    perpendicular to each other
    C
    both in opposite direction
    D
    not related to each other

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    Read each staremnt below crefully and state, with reasons, if it is true or false : (a) The net acceleration of a particle in circular motion is always along the radius of the circle towards the centre. (b) The velocity vector of a particle at a point is always aling the tagent to the path of the partile at that point. ltbRgt (c ) The acceleration vector of a particle in uniform circular motion acraged over one cycle is a null vector.

    Read each statement below carefully and state with reasons, if it is true or false. Three vectors not lying in a plane can never add up to give a null vector.

    What is the average value of acceleration vector in uniform circular motion over one cycle?

    Read each statement below carefully, and state, with reasons, if it is true or false : A wheel moving down a perfectly frictionless inclined plane will undergo slipping (not rolling) motion

    Read each statement below carefully and state with reasons, with it is true or false : (a) The magnitude of vector is always a scalar. ltBrgt (b) Each component of a vector is alwarys a scalar. (c ) The total path length is always equal to the magnitude of the displacement vector of a particle. (d) The average speed of a particle (defined as total path length diveked by the time taken to cover the path ) is eigther greater or equal to the magnitude of average velocity of the particle over the same interval of time. ltbRgt (e ) three vectors not lying in a planc ecan never add up to give a null vector.

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