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The diameter of a wheel is 70 cm. It com...

The diameter of a wheel is 70 cm. It completes 600 revolutions in 1 minute. The speed, in km/h, of the vehicle is: (Take `pi=22/7`)

A

78.4

B

79.2

C

77.2

D

78.2

Text Solution

Verified by Experts

The correct Answer is:
B
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