1 Give one ample to show that
the magnitude of the average velocity of particle
is not always equal to it's average speed
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Suppose a person is swimming. She swims in a straight path and returns to it's original position. Since,
- v(av) = (Total Displacement)/(Time)
- v (bar) = (Total Distance)/(Time),
So, her average velocity will be zero as her displacement is zero. But, her speed will not be equal to 0.
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