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Distance covered in 1 second = 5 * Circumference of circle
= 5 * 2* pi * 42 cm
= 5*2*22*42/7 cm
= 220*6 cm
= 1320 cm
= 13.2 m
= 0.0132 km
Distance covered in 1 hour = 0.0132 * 3600
= 47.52km
Speed = 47.52 km/h
= 5 * 2* pi * 42 cm
= 5*2*22*42/7 cm
= 220*6 cm
= 1320 cm
= 13.2 m
= 0.0132 km
Distance covered in 1 hour = 0.0132 * 3600
= 47.52km
Speed = 47.52 km/h
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