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Velocity vector and acceleration 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

Text Solution

Verified by Experts

The correct Answer is:
B
Velocity vector and acceleration vector in a uniform circular motion are related as perpendicular to each other.
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Knowledge Check

  • The velocity and acceleration vectors of a particle undergoing circular motion are v = 2 hat(i) m//s and a = 2 hat(i)+4 hat(j)m//s^(2) respectively at some instant of time. The radius of the circle is

    A
    1 m
    B
    2 m
    C
    3 m
    D
    4 m

  • The diplacement , velocity and acceleration in a simple harmonic motion are related as the

    A
    displacement , velocity and acceleration all act in the same directionb
    B
    displacement and velocity act in the same direction but acceleration in the opposite direction.
    C
    velocity and acceleration are parallel and both are perpendicular to the displacement
    D
    displacement and acceleration are anti-parallel and both perpendicular to the velocity

  • 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

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