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If the instantaneous velocity of the par...

If the instantaneous velocity of the particle is zero, will its instantaneous acceleration be necessarily zero?

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No. When an object is thrown vertically upwards ,at the highest point velocity is zero but its instantaneous acceleration is `g` along vertically downward.
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PATHFINDER-MOTION IN A STRAIGHT LINE-QUESTION BANK
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  3. If the instantaneous velocity of the particle is zero, will its instan...

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  7. What does the slope of v - t graph represent?

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