Physics · Heat Transfer
Which of the following statements is true regarding soldering?
- 1Hard solder is an alloy of tin, iron, and carbon.
- 2The purpose of using the flux is to lower the melting point of solder.
- 3Soft solder is an alloy of zinc and copper.
- 4Soft solder is an alloy of tin and lead.✓
Correct answer
Soft solder is an alloy of tin and lead.
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