7 A 25 mm diameter shaft is pulled through a cylindrical bearing as shown n I is (1.7).The lubricant that fills the 0.3 mm gap between the shaft and the bearng o an oil having kinematic viscosity of 8*10+ m?/s and a specific gravity of 0.91.Determine the force (P) required to pull the shaft at a velocity of > m/s.Assume the velocity distribution in.the gap is linear. Bearing Lubricant Shafe 0.5 m-

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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7A 25 mm diameter shaft is pulled through a cylindrical bearing as shown n
(1.7).The lubricant that fills the 0.3 mm gap between the shaft and the bearng
an oil having kinematic viscosity of 8*10+ m?/s and a specific gravity oI
0.91.Determine the force (P) required to pull the shaft at a velocity of 2
m/s.Assume the velocity distribution in the gap is linear.
Eearing
Lubricant
Shaft
0.5 m
Figure (!.7)
Transcribed Image Text:7A 25 mm diameter shaft is pulled through a cylindrical bearing as shown n (1.7).The lubricant that fills the 0.3 mm gap between the shaft and the bearng an oil having kinematic viscosity of 8*10+ m?/s and a specific gravity oI 0.91.Determine the force (P) required to pull the shaft at a velocity of 2 m/s.Assume the velocity distribution in the gap is linear. Eearing Lubricant Shaft 0.5 m Figure (!.7)
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