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Question

Assertion :The average speed of an object is greater than or equal to the magnitude of the average velocity over a given time interval Reason: The two are equal only if the path length is equal to the magnitude of displacement.

A
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
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B
Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
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C
Assertion is correct but Reason is incorrect
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D
Both Assertion and Reason are incorrect
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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
In one dimensional motion the two quantities are equal only because the object does not change its direction during the course of motion. In all other cases, the path length is greater than the magnitude of displacement.

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