The Diameter of a wheel is 40cm. How many revolutions will it make in 176m
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Diameter of wheel = 40 cm
- Distance the wheel travels = 176 m = 17600 cm
- In 1 revolution wheel travels 2πr distance
- Radius of wheel = r = 40/2 cm = 20 cm
No. of revolutions a wheel makes =d/2pie r
using this formula
=140 revolutions
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