# A boy is cycling such that wheels of cycle are making 140 revolutions / minute. If the diameter of the wheel is 60 cm, find speed in km/hr?

• A boy is cycling such that wheels of cycle are making 140 revolutions / minute. If the diameter of the wheel is 60 cm, find speed in km/hr?

A boy is cycling such that wheels of cycle are making 140 revolutions / minute. If the diameter of the wheel is 60 cm, find speed in km/hr?
Positive: 75 %
... nbsp;Radius of the wheel = r = 60 / 2 = 30 cm Circumference of the wheel = 2 Icirc; nbsp; r = (2 x 22 / 7 x ... Ask & Answer. Academics; School Talk ...
Positive: 72 %

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Positive: 75 %
A cheetah can maintain its maximum speed of 100 km/hr ... find the speed of the Earth in its ... 0.10 rad/s2 b. 0.05 rad/s2 c. 1.8 rad/s2 d. 0.60 rad/s2 14 ...
Positive: 70 %
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