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Flux is used in soldering to
  • a)
    fill up gap in the joint
  • b)
    dissolve oxides formed on the work piece
  • c)
    wash away surplus solder
  • d)
    lower the melting temperature of solder
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Flux is used in soldering toa)fill up gap in the jointb)dissolve oxide...
(b) The action of flux in soldering joints is
(i) to break and remove the oxide layer formed along the joined faces.
(ii) to aid the capillarity of the molten metal and facilitate its flow around and through the joint.
(iii) to act as cleansing agent for the removal of dirt etc.
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Flux is used in soldering toa)fill up gap in the jointb)dissolve oxides formed on the work piecec)wash away surplus solderd)lower the melting temperature of solderCorrect answer is option 'B'. Can you explain this answer?
Question Description
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