Question

# Question 5 It is true that the distance travelled by a circular wheel of diameter d cm in one revolution is 2πd cm? why?

Solution

## The given statement is is not true because the distance travelled by the wheel in one revolution is equal to its circumference.  ⇒ Distance travelled = πd ⇒  Distance travelled = π(2r)=2πr [i.e. Circumference of wheel]

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