Welding and Soldering MCQ - Turner (Set-1) with Answers

silver brazing

induction brazing

dip brazing

torch brazing

Because aluminium is too hard

Because aluminium has a too low melting point and would melt before brass

Because aluminium has a too high melting point and will not melt

Because aluminium is non-ferrous metal

Wet and dry silicon carbide paper

Emery cloth

Wire wool

Aluminium oxide paper

To prevent steel from oxidizing during brazing process

To speed up brazing process

To clean the metal by dissolving any oxide already present

To make the final joint clean

slowly

rapidly

under cold water

at any rate