Machine Design
In hydrostatic bearings

The oil film is maintained by supplying oil under pressure
The Oil film pressure is generated only by the rotation of the journal
Do not require external supply of lubricant
Grease is used for lubrication

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Machine Design
Stress concentration is caused due to

All of these
Abrupt change of section
Variation in properties of material from point to point in a member
Pitting at points or areas at which loads on a member are applied

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