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1
GATE ME 2005
MCQ (Single Correct Answer)
+1
-0.3
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
GATE ME 1998
MCQ (Single Correct Answer)
+1
-0.3
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
GATE ME 1997
MCQ (Single Correct Answer)
+1
-0.3
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
GATE ME 1996
MCQ (Single Correct Answer)
+1
-0.3
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
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GATE ME Subjects
Engineering Mechanics
Engineering Mechanics Static and Dynamics
Machine Design
Bolted Riveted and Welded Joints Design For Static Loading Design of Brakes and Clutches Design of Spur Gears Design of Bearings Fatigue Strength
Strength of Materials
Springs Pure Bending Stresses In Beams Simple Stress and Strain Complex Stresses Moment of Inertia Deflection of Beams Shear Force and Bending Moment Torsion Thin Cylinders Columns and Struts Strain Energy Method
Heat Transfer
Conduction Fin Design and Transient Heat Conduction Convection Radiation Heat Exchangers
Production Engineering
Metrology and Inspection Sheet Metal Forming Processes Welding Process Metal Forming Metal Cutting Advance Machine Tools Machining Casting
Industrial Engineering
Queuing Production Planning and Control Line Balancing Forecasting Pert and Cpm Inventory Control Transportation Scheduling Linear Programming Assignment
Turbo Machinery
Turbo Machinery
Theory of Machines
Analysis of Plane Mechanisms Gears and Gear Trains Vibrations Flywheel
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Transform Theory Numerical Methods
Fluid Mechanics
Fluid Properties Fluid Statics Boundary Layer Turbulent Flow Laminar Flow Fluid Dynamics Fluid Kinematics
Thermodynamics
Calculation of Work and Heat Entropy and Irreversibility Properties of Pure Substances Basic Concepts and Zeroth Law First Law of Thermodynamics Rankine Cycle Availability Second Law of Thermodynamics
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Numerical Ability Logical Reasoning Verbal Ability
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