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Position-Time Graphs

If the time-d...

Question

If the time-displacement graph of a particle is parallel to the time-axis, then velocity of the particle is :-

A

infinity

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B

zero

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C

equal to acceleration of the body

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D

unity

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Solution

The correct option is B
zero

Velocity = $\frac{D i s p l a c e m e n t}{t i m e}$

Slope = $\frac{y_{2} - y_{1}}{x_{2} - x_{1}}$ = $\frac{0}{x_{2} - x_{1}}$ = 0

If the displacement-time graph of a particle is parallel to the time axis, then velocity of the particle is zero.

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