The radius of a wheel is 0.25 m. How many revolutions will it make in covering 11 km?

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KollegeApply · Accepted Answer

7000 Distance covered in 1 revolution = 2$\pi$r =(2xx22/7xx0.25)"m" =(2xx22/7xx25/100)"m" = $\frac{11}{7}$ "m" Number of revolutions taken to cover 11 km=(11xx1000xx7/11) = 7000

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