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ARUN KUMAR SINGH

· started a discussion

· 1 Months ago

wrong answer (Question: 331679.0 )

borax is right

Question:

Flux used for soldering is

Options:
A)

Borax

B)

Boric acid

C)

Zinc chloride

D)

Hydrochloric acid

  

Solution:

Ans: (c)

 

Deepak kumar

· commented

· 1 Months ago

Borax use for brazing
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