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Perimeter of the wheel=2 \pi r=14 \pi
the distance covered=700(14)(3.14159)=30787.6 m

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Perimeter of wheel is =2πr=14π
in one revolution it covers a distance of 14π m
therefore in 100 revolution distance covered by wheel =100 x 14 x 3.14
                                                                            =4398.229.. m ans......
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