the diameter of a wheel of a car is 42 find the distance it will cover in 250 revoltions
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D = 2r = 42 or r(radius) = 21m
in one revolution , wheel covers = 2πr distance
= 2×3.14×21= 131.88m
in 250 revolution
it will cover = 131.88×250 = 32970m
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