SignalPrep
Basic Qualification · B-005 Basic electronics and theory · B-005-003-006

La puissance s'exprime en:

  1. Aampères
  2. Bohms
  3. Cwatts
  4. Dvolts

Correct answer: C — watts. Question tirée de la banque officielle d'ISDE.

Why

Power measures how fast electrical energy is used or produced, and the unit for this rate is the watt. The full explanation — and one for every question — is in Pro.

Practise this section

Basic electronics and theory is section B-005 of the Basic exam: The theory: Ohm's law, power, series and parallel circuits, AC and DC, frequency and wavelength, decibels, and the metric prefixes the exam leans on.

Drill B-005 — free, no account

This question in English · All B-005 questions