BASIC WELDING PROCESS 1 SOLDERING - Quiz

1) How much contact lapped surface maintained on standard joint?

2 to 6 times of metal thickness 2 to 8 times of metal thickness 2 to 10 times of metal thickness 2 to 12 times of metal thickness

2) Which type of soldering copper bit is used for tacking and soldering?

Adjustable soldering copper bit Hatchet soldering copper bit Electric soldering copper bit Point soldering copper bit

3) Which type of soldering copper bit used for electrical and radio assembly work?

Adjustable soldering copper bit Hatchet soldering copper bit Electric soldering copper bit Point soldering copper bit

4) Which type of flux is made from animal fat?

Zinc chloride Ammonium chloride Resin Tallow

5) Which inorganic flux used for soldering brass?

Phosphoric acid Muriatic acid Killed sprits Resin