The diameter of a wheel is 14 cm. How many revolutions will it make to travel 770m.
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Answer:
diameter of wheel =14 cm
radius=7 cm
let number of revolution be x
x*2πr=77000cm
x*2*22*7/7=77000
x*44=77000
x=77000/44
x=1750
1750 revolution will it make
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