1
MCQ (Single Correct Answer)

GATE ME 2005

Which one of the following is criterion in the design of hydrodynamic journal bearings?
A
Sommerfeld number
B
Rating life
C
Specific dynamic capacity
D
Rotation factor
2
MCQ (Single Correct Answer)

GATE ME 1998

The basic load rating of a ball bearing is
A
the maximum static radial load that can be applied without causing any plastic deformation of bearing components
B
the radial load at which $$90$$% of the group of apparently identical bearings run for one million revolutions before the first evidence of failure.
C
the maximum radial load that can be applied during operation without any plastic deformation of bearing components
D
a combination of radial and axial loads that can be applied without any plastic deformation
3
MCQ (Single Correct Answer)

GATE ME 1997

To restore stable operating condition in a hydrodynamic journal bearing, when it encounters higher magnitude loads.
A
oil viscosity is to be decreased
B
oil viscosity is to be increased
C
oil viscosity index is to be increased
D
oil viscosity index is to be decreased
4
MCQ (Single Correct Answer)

GATE ME 1996

In thick film hydrodynamic journal bearings, the coefficient of friction
A
increases with increase in load
B
is independent of load
C
decreases with increase in load
D
may increase or decrease with increase in load

EXAM MAP

Graduate Aptitude Test in Engineering

GATE ECE GATE CSE GATE CE GATE EE GATE ME GATE PI GATE IN

Joint Entrance Examination

JEE Main JEE Advanced