GATE ME 2016 Set 1 | Welding Process Question 10 | Production Engineering

GATE ME 2016 Set 1

MCQ (Single Correct Answer)

-0.3

Under optimal conditions of the process the temperatures experienced by a copper work piece in fusion welding, brazing and soldering are such that

$${T_{welding}}\, > \,{T_{soldering}}\, > \,{T_{brazing}}$$

$${T_{soldering}}\, > \,{T_{welding}}\, > \,{T_{brazing}}$$

$${T_{brazing}}\, > \,{T_{welding}}\, > \,{T_{soldering}}$$

$${T_{welding}}\, > \,{T_{brazing}}\, > \,{T_{soldering}}$$

GATE ME 2015 Set 1

MCQ (Single Correct Answer)

-0.3

In a linear arc welding process, the heat input per unit length is inversely proportional to

welding current

welding voltage

welding speed

duty cycle of the power source

GATE ME 2015 Set 3

MCQ (Single Correct Answer)

-0.3

Which two of the following joining processes are autogeneous?
$$(i)$$ Diffusion welding
$$(ii)$$ Electro slag welding
$$(iii)$$ Tungsten inert gas welding
$$(iv)$$ Friction welding

$$(i)$$ and $$(iv)$$

$$(ii)$$ and $$(iii)$$

$$(ii)$$ and $$(iv)$$

$$(i)$$ and $$(iii)$$

GATE ME 2014 Set 1

MCQ (Single Correct Answer)

-0.3

The major difficulty during welding of aluminium is due to its

high tendency of oxidation

high thermal conductivity

low melting point

low density

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GATE ME Subjects

Engineering Mechanics

Engineering Mechanics Static and Dynamics

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

Theory of Machines

Vibrations Gears and Gear Trains Flywheel Analysis of Plane Mechanisms

Engineering Mathematics

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

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

Fluid Mechanics

Fluid Properties Boundary Layer Turbulent Flow Fluid Dynamics Laminar Flow Fluid Kinematics Fluid Statics

Turbo Machinery

Heat Transfer

Conduction Fin Design and Transient Heat Conduction Convection Radiation Heat Exchangers

Thermodynamics

Properties of Pure Substances Basic Concepts and Zeroth Law First Law of Thermodynamics Calculation of Work and Heat Entropy and Irreversibility Rankine Cycle Availability Second Law of Thermodynamics

Production Engineering

Sheet Metal Forming Processes Metal Cutting Welding Process Metal Forming Casting Advance Machine Tools Machining Metrology and Inspection

Industrial Engineering

Queuing Production Planning and Control Line Balancing Forecasting Linear Programming Assignment Pert and Cpm Inventory Control Transportation Scheduling

General Aptitude

Numerical Ability Logical Reasoning Verbal Ability