Q.19 How many times a wheel of radius 28cm must rotate to go
352m? hi I am JASKARAN Singh waiting for answer please anyone give urgently
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Answer:
circumference = 2pie r
= 2 × 22/7 × 28
= 176 cm
Also , it should go 352 km In rotation
= 352 ÷ 176
= 2
Hence it will take 2 rotation to go 352 km.
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