We use ball bearings between the hub and axle of ceiling fan and bicycles. Why?
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Ball bearings are used in axle of ceiling fans in all the blades are carefullly attached to the centre circle. So there is a friction between them. Huge heat will be produced and it will be dangerous to switch it on. Hence ball bearings reduce friction and help in usage of ceiling fan.
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An Ball bearings are used in axle of ceiling fans in all the blades are carefullly attached to the centre circle. So there is a friction between them. Huge heat will be produced and it will be dangerous to switch it on. Hence ball bearings reduce friction and help in usage of ceiling fan.swer:
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