1. A 10 Ω resistor, a 90 mH coil, and a 0.015 μF capacitor are in series across an ac source. The impedance magnitude at 1,200 Hz below f_{r} is ________.

(a) 1,616 Ω (b) 161 Ω (c) 3,387 Ω (d) 1,771 Ω

Answer

Answer : (a)

Explanation

Explanation : No answer description available for this question. Let us discuss.

5. A resistor of 3 kΩ, a 0.05 μF capacitor, and a 120 mH coil are in series across a 5 kHz, 20 V ac source. What is the impedance, expressed in polar form?

(a) 636 Ω (b) 3,769 Ω (c) 433 Ω (d) 4,337 Ω

Answer

Answer : (d)

Explanation

Explanation : No answer description available for this question. Let us discuss.

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

AC Circuits » Exercise - 18. A series AC circuit has a resistance of 12 Ω and reactance 5 Ω. The impedance of circuit is : (a) 5 Ω (b) 12 Ω (c) 13 Ω (d) 17 Ω

5555555555 19. A 47 Ω resistor and a capacitor with a capacitive reactance of 120 Ω are in series across an ac source. What is the circuit impedance, Z? (a) 129 Ω (b) 12.9 Ω (c) 167 Ω (d) 73 Ω

5555555555 32. A certain voltage source has the values VS = 30 V and RS = 6 Ω. The values for an equivalent current source are ________. (a) 5 A, 6 Ω (b) 30 A, 6 Ω (c) 5 A, 30 Ω (d) 30 A, 5 Ω

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