The wheels of a car are of diameter 80cm each how many complete revolutions does each wheel make in 10 minutes when the car is travelling at a speed of 66km per hour
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perimeter of the wheel= pi*0.8 = 22*0.8/7 m
in 60 mins, the car is covering 66 km
in 10 mins, the car will cover= 66*10/60=11000m
number of rotations by the wheel= distance/perimeter=11000/(22*0.8/7)
=11000*7/(22*0.8) =4375
in 60 mins, the car is covering 66 km
in 10 mins, the car will cover= 66*10/60=11000m
number of rotations by the wheel= distance/perimeter=11000/(22*0.8/7)
=11000*7/(22*0.8) =4375
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