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Q.

A car moves on a circular road describing equal angles about the centre in equal intervals of time. Which of the following statements about the velocity of car is/are not true?

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a

Velocity is constant

b

Magnitude of velocity is constant but the direction changes

c

Velocity is directed towards the centre of circle

d

Both magnitude and direction of velocity changes

answer is A, C, D.

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Detailed Solution

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Angular speed is constant. Hence, linear speed is also constant, i.e., magnitude of velocity is constant, but direction is changing.

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