Wiring and componentsQuestion 453 of 1506

What is the word for solder flowing into and alloying with the surface of the host metal?

  1. Fluxing
  2. Plasticity
  3. Wetting
  4. Eutectic action
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Correct answer: Wetting

Wetting is shown by a smooth, shiny flow of solder.

Source: Electrical Fundamentals Competency (Industry Training Authority of BC), 10.1: Solder Bonding

Practice wiring and components

Questions last reviewed: 18 October 2026