# Is it true that the distance travelled by a circular wheel of diameter d cm in one revolution is 2 π d cm? Why? - Mathematics

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MCQ
True or False

Is it true that the distance travelled by a circular wheel of diameter d cm in one revolution is 2 π d cm? Why?

#### Options

• True

• False

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#### Solution

This statement is False.

Explanation:

Distance travelled by a circular wheel of radius r in one revolution equals the circumference of the circle.

We know that,

Circumference of the circle = 2πd; where d is the diameter of the circle.

Thus, it is not true that the distance travelled by a circular wheel of diameter d cm in one revolution is 2 d cm.

Concept: Circumference of a Circle
Is there an error in this question or solution?

#### APPEARS IN

NCERT Mathematics Exemplar Class 10
Chapter 11 Area Related To Circles
Exercise 11.2 | Q 5 | Page 123

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