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22. Two inductors, L1 and L2, are in parallel. L1 has a value of 25 μH and L2 a value of 50 μH. The parallel combination is in series with L3, a 20 μH coil. The entire combination is across an ac source of 60 Vrms at 300 kHz. The total rms current is ________.
(a) 87 mA
(b) 870 mA
(c) 87 A
(d) 337 mA
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5555555555 5. An inductance of 0.08 μH is larger than ________. (a) 0.0000008 H (b) 0.000000008 H (c) 0.000008 H (d) 0.00008 mH- 5555555555 61. A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is ________. (a) 45.12 mA (b) 16 mA (c) 39.6 mA (d) 22.6 mA
- 5555555555 16. A 3.3 kΩ resistor and a 120 mH coil are in parallel. Both components are across a 2 kHz, 12 V ac source. The total current in the circuit is ________. (a) 8.74 mA (b) 874 mA (c) 874 μA (d) 8.74 μA
- 5555555555 23. If there are a total of 120 mA into a parallel circuit consisting of three branches, and two of the branch currents are 40 mA and 10 mA, the third branch current is ________. (a) 50 mA (b) 70 mA (c) 120 mA (d) 40 mA
- 5555555555 22. There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is ________. (a) 490 mA (b) 800 mA (c) 310 mA (d) 0 A