Basic Qualification · B-005 Basic electronics and theory · B-005-013-008
Une différence de potentiel se mesure au moyen d'un:
- Avoltmètre
- Bwattmètre
- Cohmmètre
- Dampèremètre
Correct answer: A — voltmètre. Question tirée de la banque officielle d'ISDE.
Why
Potential difference, which is the electrical pressure pushing electrons through a circuit, is measured by a voltmeter. 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