Answered: A natural feed journal bearing of…

A natural feed journal bearing of diameter 60 mm and length 55 mm operating at 25 rev/sec, carries a 3kN load. The lubricant used has a viscosity of 20 MPa The radial clearance is 50um.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

Determine Sommerfield number for the bearing

A natural feed journal bearing of diameter 60 mm
and length 55 mm operating at 25 rev/sec, carries a
3kN load. The lubricant used has a viscosity of 20 MPa
The radial clearance is 5Oum.

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