11. If a 6 V and a 9 V source are connected series aiding, the total voltage is ________.
(a) 6 V
(b) 9 V
(c) 3 V
(d) 11 V
12. Three 680 Ω resistors are connected in series with a 470 V source. Current in the circuit is ________.
(a) 69 mA
(b) 230 mA
(c) 23 mA
(d) 690 mA
13. The total power in a certain circuit is 12 W. Each of the four equal-value series resistors making up the circuit dissipates ________.
(a) 12 W
(b) 48 W
(c) 3 W
(d) 8 W
14. Four equal-value resistors are in series with a 12 V battery and 13.63 mA are measured. The value of each resistor is ________.
(a) 22 Ω
(b) 220 Ω
(c) 880 Ω
(d) 88 Ω
15. A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is ________.
(a) 24 mA
(b) 200 mA
(c) 120 mA
(d) 20 mA
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5555555555 18. The following resistors (one each) are connected in a series circuit: 470 Ω, 680 Ω, 1 kΩ, and 1.2 kΩ. The voltage source is 20 V. Current through the 680 Ω resistor is approximately ________. (a) 60 mA (b) 30 mA (c) 6 mA (d) 300 mA- 5555555555 22. Three 10 kΩ resistors are connected in series. A 20 kΩ resistor is connected in parallel across one of the 10 kΩ resistors. The voltage source is 24 V. The total current in the circuit is ________. (a) 900 μA (b) 9 mA (c) 90 mA (d) 800 μA
- 5555555555 15. A series circuit has a 24 V source and a total resistance of 120 Ω. The current through each resistor is ________. (a) 24 mA (b) 200 mA (c) 120 mA (d) 20 mA
- 5555555555 13. A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is ________. (a) 1,403 Ω (b) 4.7 kΩ (c) 2 kΩ (d) 3,403 Ω
- 5555555555 8. The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of ________. (a) 470 Ω or 1.2 kΩ (b) 3 kΩ (c) 470 Ω (d) 1.2 kΩ