a particle is moving in a circle of radius 10 metre what is the distance covered by it completing 2 revolution
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20 is the correct answer
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Distance covered to complete 2 revolutions = 2 × Circumference of circle
= 2 × (2πR)
= 4πR
= 4 × (22/7) × 10 m
= 125.71 m
Distance covered is 125.71 m
= 2 × (2πR)
= 4πR
= 4 × (22/7) × 10 m
= 125.71 m
Distance covered is 125.71 m
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