39. A 12 V source has an internal resistance of 90 Ω. If a load resistance of 20 Ω is connected to the voltage source, the load power, PL, is ________.
(a) 2.38 mW (b) 2.38 W (c) 238 mW (d) 23.8 W
Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
5555555555 38. An 18 V source has an internal resistance of 70 Ω. If a load resistance of 33 Ω is connected to the voltage source, the load power, PL, is ________. (a) 0 W (b) 1 W (c) 175 mW (d) 18 mW
5555555555 20. A 470 Ω RL is connected across a voltage source, VS, of 120 V. The source's internal resistance, RS, is 12 Ω. What is the output voltage across the load? (a) 120 V (b) 0 V (c) 117 V (d) 12 V
5555555555 23. A 2 Ω RL is connected across a voltage source, VS, of 110 V. The source's internal resistance is 24 Ω. What is the output voltage across the load? (a) 8.5 V (b) 85 V (c) 0 V (d) 110 V
5555555555 22. A 120 Ω load is connected across an ideal voltage source with VS = 12 V. The voltage across the load ________. (a) is 0 V (b) is 12 V (c) is 120 V (d) cannot be determined
5555555555 21. A 120 Ω load is connected across a voltage source with VS = 12 V and RS = 8 Ω. The voltage across the load is ________. (a) 11.25 V (b) 0 V (c) 12 V (d) 1.13 V