BASIC WELDING PROCESS 1 SOLDERING - Quiz

1) What is the function of flux on soldering surface?

Oxides remove Smoke control Remove burrs Heat the solder

2) Which type of soldering is invisible after joining two or more object?

Brazing Soft soldering Hard soldering Sweat soldering

3) What is the purpose of filler metal in soldering process?

Joining Bonding Fixing Removing

4) What is the purpose of soldering on sheet metal joints?

To avoid bend To avoid crack To avoid leak To make strength

5) How much gap maintained on joints/ laps for capillary flow of solder?

0.05 mm - 0.13 mm 0.05 mm - 0.12 mm 0.05 mm - 0.11 mm 0.05 mm - 0.10 mm