A car moves on a circular path of radius 10 m.if it completes 2 revolutions in 2 minutes,it's average speed is
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Total distance covered in two revolutions of a circle of radius 10 metres
= (2×3.14×10) ×2
= 125.6 meters
Total time taken= 2min. = 120 sec.
Therefore, average speed of the car
=> Total distance covered/ total time taken
=> 125.6/120
=> 10.46 m/s
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