An electric circuit is a closed path through which current can flow. Components: cell/battery (source of electrical energy), wire (conductor), bulb (load), switch (control). Current flows from positive terminal of cell, through circuit, back to negative terminal. Circuit must be CLOSED (complete) for current to flow.
How to study this topic
Read the core explanation once without solving.
Open the formula links below and connect them with the topic meaning.
Practice the 10 example pages one by one.
Use the AI ask page for text, voice or image-based doubts.