Revision: DC Circuits 16 DC Circuits - Revision Quiz Test your understanding of DC Circuits here: 1 / 5 1) The three graphs X, Y and Z show the I-V characteristics for three different circuit components. Which of the following shows the possible circuit components displaying the I-V characteristics of the graphs? D A B C 2 / 5 2) What is the current flowing through the resistor R? 3 A 9 A 4 A 6 A 3 / 5 3) Which of the following is not a type of resistor? 4 / 5 4) All resistors in the following circuit are identical. When the switch S of the circuit is closed, how do the readings of ammeters A1 and A2 change? A1: decreases, A2: increases A1: decreases, A2: decreases A1: increases, A2: decreases A1: increases, A2: increases 5 / 5 5) The diagram below shows a circuit including two light bulbs, L1 and L2, and three switches, S1, S2 and S3. In order to make the two light bulbs parallel, which switch(es) should be closed? S3 S1 S1 and S2 S1 and S3 Your score is Restart quiz