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
Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
5555555555 1. Two 1.2 kΩ resistors are in series and this series combination is in parallel with a 3.3 kΩ resistor. The total resistance is ________. (a) 138 Ω (b) 1,389 Ω (c) 5,700 Ω (d) 880 Ω
5555555555 7. The parallel combination of a 470 Ω resistor and a 680 Ω resistor is in series with the parallel combination of four 2 kΩ resistors. The total resistance is ________. (a) 1,650 Ω (b) 1,078 Ω (c) 77.8 Ω (d) 778 Ω
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 19. The parallel combination of a 470 Ω resistor and a 1.5 kΩ resistor is in series with the parallel combination of five 1 kΩ resistors. The source voltage is 50 V. The percentage of the load current through any single 1 kΩ resistor is ________. (a) 25% (b) 20% (c) 100% (d) 50%
5555555555 6. The parallel combination of a 6.8 kΩ resistor and a 10 kΩ resistor is in series with the parallel combination of a 2.2 kΩ resistor and a 1 kΩ resistor. A 100 V source is connected across the circuit. The resistor(s) with the greatest voltage drop is (are) ________. (a) 6.8 kΩ (b) 2.2 kΩ (c) 6.8 kΩ and 10 kΩ (d) 2.2 kΩ and 1 kΩ