Q. Solder is an alloy of

A
Copper and tin
B
Lead and Zinc
C
Lead and Tin
D
Copper and Lead
Solution:
  • Soldering is a solid-state welding process in which a filler wire used called solder.
  • Solder is an alloy of lead and tin.

  • The increased proportion of tin in the solder provides high corrosion resistance also increases the melting point.

  • For low melting applications like joining electronic components 11% tin, 37% lead, 42% bismuth, and 10% cadmium is used.

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