Series & parallel practice problems
Refresh the page to get a new problem.
Read the series & parallel combinations class notes.
For the circuit shown,
- R2 = 330 Ω
- R3 = 560 Ω
- R4 = 270 Ω

Find the value of R1 so that equivalent resistance of the network seen looking in at the indicated port is 325.2 Ω.