Circuit Behavior

Concept Quizzes

Kirchoff's Current Law (conservation at nodes)
Kirchoff's Voltage Law (closed loops)
Series and parallel resistors
Series and parallel capacitors
RC circuits (direct current)
Circuit Behavior - Problem Solving

Challenge Quizzes

Circuit Behavior: Level 2-3 Challenges
Circuit Behavior: Level 4-5 Challenges

Series and parallel resistors

Given $R_1 = 3.0\ \Omega,$ $R_2 = 6.0\ \Omega,$ $R_3 = 4.0\ \Omega,$ $R_4 = 8.0\ \Omega,$ $R_5 = 6.0\ \Omega,$ $R_6 = 3.0\ \Omega,$ $R_7 = 6.0\ \Omega$ and $R_8 = 12.0\ \Omega,$ what is the approximate overall equivalent resistance?

5.8\ \Omega

17.6\ \Omega

23.4\ \Omega

11.7\ \Omega

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by Brilliant Staff

In the circuit above, $V=9.6\text{ V},$ $R_1=2\ \Omega,$ $R_2=9\ \Omega,$ and $R_3=18\ \Omega.$ Find the current through $R_3.$

0.4 A 0.8 A 0.2 A 0.6 A

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by Brilliant Staff

Given $R_1 = 5\ \Omega$ and $R_2 = 10\ \Omega,$ what is the overall equivalent resistance?

15 \ \Omega

20 \ \Omega

5 \ \Omega

6 \ \Omega

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by Brilliant Staff

Given $R_1 = 5.0\ \Omega,$ $R_2 = 4.0\ \Omega,$ $R_3 = 2.0\ \Omega,$ $R_4 = 6.0\ \Omega,$ and $R_5 = 8.0\ \Omega,$ what is the approximate overall equivalent resistance?