Multiple Choice Questions On Brazing Process

6. Brazing is the process of.......

   A.Joining plastic sheets

   B.Hard soldering using brass spelter

   C.Casing in brass

   D.Makeing steel look like brass

   E.Any of the above

7. The commonly used flux for brazing is.......

   A.Resin

   B.NH₄CL

   C.Borax

   D.Soft iron

8. The temperature range of brazing process is.........

   A.150^oC to 250^oC

   B.250^oC to 450^oC

   C.500^oC to 700^oC

   D.700^oC to 900^oC

   E.1000^oC to 2000^oC

9. The purpose of using borax in brazing is to......

   A.Replace flux

   B.Dissolve oxides when heating the work

   C.Accelerate the formation of oxides on the work

   D.Prevent the spelter from melting too quickly

   E.Increase the fluidity of brazing process

10. The flux is brazing process is used in the form of.......

   A.Powder

   B.Liquid

   C.Paste

   D.Any of the above

   E.None of the above

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