In this problem, we'll combine resistors in series/parallel and apply ohms law.
Equivalent resistance for resistors in parallel:
or for 2 resistors:
Equivalent resistance for resistors in series:
For the circuit shown in the figure, I = 0.50 A and R = 12 Ω. What is the value of the emf ε?
Frequently Asked Questions
What scientific concept do you need to know in order to solve this problem?
Our tutors have indicated that to solve this problem you will need to apply the Combining Resistors in Series & Parallel concept. You can view video lessons to learn Combining Resistors in Series & Parallel. Or if you need more Combining Resistors in Series & Parallel practice, you can also practice Combining Resistors in Series & Parallel practice problems.
What professor is this problem relevant for?
Based on our data, we think this problem is relevant for Professor Liao & Ruyter's class at IU.