How many times a wheel of radius 28 cm must rotate to go to 352 m?( Take π=22/7)
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0
Answer:
200
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2
Answer:
The wheel goes a distance equal to the circumstances of the wheel in one rotation = 2π r
2× 22/7 ×28 cm
2×22×4
44×4 = 176
352m = 352 × 100 cm
number of rotations of the wheel =
352×100cm/176cm
35200/176
200 times ans
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