For uniform pressure the ratio of frictional torque for a flat collar – McqOptions

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1.	For uniform pressure the ratio of frictional torque for a flat collar bearing to the frictional torque for conical collar bearing is equal to____. Where ϴ=semi-angle of the cone
A.	1.33
B.	1
C.	sinϴ
D.	cosϴ
Answer» D. cosϴ

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