Basic Qualification · B-005 Basic electronics and theory · B-005-003-008
Which two electrical units multiplied together give the unit "watts"?
- A Volts and farads
- B Farads and henries
- C Amperes and henries
- D Volts and amperes
Correct answer: D — Volts and amperes. From the official ISED question bank, verified word for word.
Why
Watts measure electrical power, which is simply the rate at which energy is used. The full explanation — and one for every question — is in Pro.
Practise this section
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.