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
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 49. The Thevenin equivalent voltage is ________. (a) equal to the source voltage (b) the same as the load voltage (c) the open circuit voltage (d) none of the above
5555555555 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
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