Practice problem
Resistors in Series
If the voltage difference across the whole circuit is 6V, R1 is 2ohms, R2 is 5ohms, R3 is unknown and the current is 0.5A then what must R3 to make the rest of the facts true?
Practice problem
If the voltage difference across the whole circuit is 6V, R1 is 2ohms, R2 is 5ohms, R3 is unknown and the current is 0.5A then what must R3 to make the rest of the facts true?