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In a Well Greased Ball Bearing the Coefficient of Friction

Question 18

Multiple Choice

In a well greased ball bearing the coefficient of friction may be in the range

A) 0.45 to 0.60
B) 0.25 to 0.45
C) 0.60 to 0.70
D) 0.70 to 0.80
E) 0.1 to 0.25

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