GATE ME 2022 Set 1 | Welding Process Question 6 | Production Engineering

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GATE ME 2022 Set 1

MCQ (More than One Correct Answer)

-0

Which of the following additive manufacturing technique(s) can use a wire as a feedstock material?

Stereolithography

Fused deposition modeling

Selective laser sintering

Directed energy deposition processes

GATE ME 2017 Set 1

MCQ (Single Correct Answer)

-0.3

In an arc welding process, welding speed is doubled. Assuming all other process parameters to be constant, the cross sectional area of the weld bead will

increase by $$20\% $$

increase by $$50\% $$

reduce by $$25\% $$

reduce by $$50\% $$

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 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 $$(iii)$$

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