SOLDERING DE SOLDERING AND VARIOUS SWI - Practice Mode

1) What is the full of the abbreviation DPDT used in switches?

Dual Phase Dual Throw Double Pole Direct Throw Direct Pole Double Throw Double Pole Double Throw

Correct Answer: Double Pole Double Throw

2) How is the soldering method used for joining large metal called?

Welding Brazing Hot soldering Soft soldering

Correct Answer: Brazing

3) How much time is required to make a quality soldered joint using soldering iron?

3 - 7 seconds 7 - 10 seconds 10 - 15 seconds 15 - 20 seconds

Correct Answer: 3 - 7 seconds

4) Which type of soldering is used for electronic circuit?

Brazing Soft soldering Hot soldering Hard soldering

Correct Answer: Soft soldering

5) Which tool works on the principle of air suction?

Soldering iron Soldering wick Desoldering braid Desoldering pump

Correct Answer: Desoldering pump

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