Electronics information · Difficulty 2
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
Electrical power is calculated by:
- P = V × I
- P = V ÷ I
- P = I ÷ R
- P = R - I
Reveal answer and explanation
P = V × I
Electric power in watts equals voltage times current.