GATE PI 2011 | Welding Question 9 | Joining of Materials

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GATE PI 2011

MCQ (Single Correct Answer)

-0.3

In resistance seam welding, the electrode is in the form of a

cylinder

flat plate

coil of wire

circular disc

GATE PI 2004

MCQ (Single Correct Answer)

-0.3

The current in Amperes used in resistance spot welding of plain carbon steel sheets ($$1$$ to $$3$$ $$mm$$ thick) lies within the range:

$$10$$-$$50$$

$$50$$-$$500$$

$$500$$-$$5000$$

$$5000$$-$$50000$$

GATE PI 2004

MCQ (Single Correct Answer)

-0.3

The metal powder used in Thermit welding of steel is:

$$Al$$

$$Cu$$

$$Pb$$

$$W$$

GATE PI 2003

MCQ (Single Correct Answer)

-0.3

High speed electron beam welding is focused on the weld spot using

vacuum lens

inert gas lens

optical lens

magnetic lens

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GATE PI Subjects

Engineering Mechanics

Engineering Mechanics Static and Dynamics

Strength of Materials

Pure Bending Shear Force and Bending Moment Complex Stresses Simple Stress and Strain Deflection of Beams Thin Cylinders

Theory of Machines

Analysis of Plane Mechanisms Flywheel

Engineering Mathematics

Vector Calculus Probability and Statistics Numerical Methods Calculus Complex Variable Differential Equations Linear Algebra Transform Theory

Machine Design

Design For Static Loading Design of Spur Gears

Fluid Mechanics

Fluid Statics Laminar Flow Fluid Dynamics Turbulent Flow Fluid Kinematics

Heat Transfer

Fin Design and Transient Heat Conduction Conduction Radiation Heat Exchangers

Thermodynamics

Entropy and Irreversibility

Casting

Casting Process

Joining of Materials

Welding

Metal Forming

Metal Forming Process Sheet Metal Forming Processes

Machine Tools and Machining

Metal Cutting Advance Machine Tools Machining

Metrology

Metrology and Inspection

Industrial Engineering

Inventory Control Line Balancing Queuing Forecasting Pert and Cpm