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Question

When the velocity-time graph is a straight line parallel to time axis then it means:

A
its acceleration is zero
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B
its acceleration is constant
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C
its acceleration is variable
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D
its velocity is zero
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Solution

The correct option is A its acceleration is zero
When the velocity-time graph is a straight line parallel to the time axis then its acceleration is zero. Since the velocity is constant with respect to time i.e., change in velocity is zero. Hence, the acceleration is also zero.

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