a circular wheel of radius 28 CM makes 300 revolutions per minute find the speed of the wheel is is kilometre per hour
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circumference = 2pir
=2*22/7*28
=44/7*28
=44*4
=176cm
speed of wheel per hour =176*300
=52800km/h
=2*22/7*28
=44/7*28
=44*4
=176cm
speed of wheel per hour =176*300
=52800km/h
Answered by
30
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