A car runs at a constant speed on a circ...

A car runs at a constant speed on a circulat track of radius ` 100 m`. Taking `62.8 s` for every circular lap. The average velocity and average speed for each circular lap respectively are :

A

`10 m//s,0`

B

0,0

C

`0, 10 m//s`

D

`10 m//s, 10 m//s`

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