Machine Design
In hydrodynamic bearings

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

ANSWER DOWNLOAD EXAMIANS APP

Machine Design
Which is correct statement?

A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron
Both will be equally rigid
A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel
Which one is rigid will depend on several other factors

ANSWER DOWNLOAD EXAMIANS APP