Builder Tip: If you place an ammeter anywhere in the loop, the reading will be identical. If your answer key asks for the current through the second resistor, it’s the same as the total current. 3. Voltage (

Check your connections. In a series circuit, a single "loose wire" or an open switch kills the flow for everything.

The "DC Circuit Builder Series Circuit Answer Key" is not just a cheat sheet to get a passing grade. It is a diagnostic tool.