Brazing and Soldering MCQ with Answers

16) In silver brazing the flux is used for

Answer is:

All the above

17) Brazing is generally done

Answer is:

Above 450 degree Centigrade

Explanation:

Brazing is a process of joining metals by using layer of nonferrous metal between the surface to be joined. The alloy used for brazing is known as spelter (combination of copper and zinc). Brazing is generally done Above 450 degree centigrade and below the melting point of the material to be brazed.

18) The filler metal used during brazing is an alloy of

Answer is:

Copper and zinc

Explanation:

Brazing is a process of joining metals by using layer of nonferrous metal between the surface to be joined. The filler material used for brazing is known as spelter which is combination of copper and zinc.