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A car is travelling along circular track at constant speed 20m/s has completed half revolution on the track .Its average velocity will be a.10pi m/s b.20/pi m/s c.20 m/s d.40pi m/s

A car is travelling along circular track at constant speed 20m/s has completed half revolution on the track .Its average velocity will be 
a.10pi m/s
b.20/pi m/s
c.20 m/s
d.40pi m/s

Grade:12th pass

1 Answers

Arun
25750 Points
4 years ago
Dear student
 
avg velocity is defined as the avg of all the speed at all the tme intervals .
hence avg velocity = 20 m/ sec

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