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In 25 min, a man ran 2.40 km on a tread...

In 25 min, a man ran 2.40 km on a treadmill facing due east. Relative to the gym, what were his (a) displacement and (b) average velocity during this time interval ?

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The correct Answer is:
(a) zero; (b) 0.0
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RESNICK AND HALLIDAY-MOTION ALONG A STRAIGHT LINE-PROBLEMS
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  2. Compute your average velocity in the following two cases, (a) You walk...

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  3. Rachel walks on a straight road from her home to a gymnasium 2.80 km ...

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