The diameter of a wheel is 28 cm. How many revolutions will it make to travel 352m.
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since I touches only the edge of the wheel
so we have to find circumference of circle.
circumference of circle
= 2πr
= 2×22/7×28
=175.84 cm
Distance = 352 m
= 35200 cm
No. of revolution = circumference of circle
__________________
distance travel
= 175.84/35200
you can further divide this
so we have to find circumference of circle.
circumference of circle
= 2πr
= 2×22/7×28
=175.84 cm
Distance = 352 m
= 35200 cm
No. of revolution = circumference of circle
__________________
distance travel
= 175.84/35200
you can further divide this
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