Q1. A 10 mH inductor and a 100 Ω resistor are connected in parallel. The circuit is supplied with 24 VAC at 2000 Hz. What is the total circuit current (rounded)?
A. 0.29 A
B. 0.42 A
C. 0.31 A
D. 0.46 A
Q2. A 100 mH inductor is placed in parallel with a 100 Ω resistor in a circuit. The circuit has a source voltage of 30 VAC and a frequency of 200 Hz. What is the current through the inductor (rounded)?
A. 0.42 A
B. 0.24 A
C. 0.48 A
D. 0.36 A
Q3. A 10 mH inductor and a 100 Ω resistor are connected in parallel. The circuit is supplied with 24 VAC at 2000 Hz. What is the inductive reactance of the inductor?
A. 226.4 Ω
B. 442.6 Ω
C. 125.8 Ω
D. 388.2 Ω
Q4. A 10 mH inductor and a 100 Ω resistor are connected in parallel. The circuit is supplied with 24 VAC at 2000 Hz. What is the impedance (rounded) of the circuit?
A. 78.23 Ω
B. 57.38 Ω
C. 108.71 Ω
D. 88.16 Ω
Q5. A circuit contains a 20 μH and a 60 μH inductor connected in parallel. These two inductors are in series with a 1000 Ω resistor. The circuit has a source voltage of 30 VAC at 10,000 Hz. What is the total inductive reactance of this circuit?
A. 0.942 Ω
B. 63.6 Ω
C. 2.43 Ω
D. 94.2 Ω
Q6. A circuit contains a 60 mH and a 40 mH inductor connected in parallel. The circuit has a source voltage of 100 VAC and a frequency of 1000 Hz. What is the total inductive reactance (rounded) of the circuit?
A. 173 Ω
B. 194 Ω
C. 151 Ω
D. 212 Ω
Q7. A 10 mH inductor and a 100 Ω resistor are connected in parallel. The circuit is supplied with 24 VAC at 2000 Hz. What is the phase angle (rounded) of this circuit?
A. 49.2o
B. 24.6o
C. 38.4o
D. 28.2o
Q8. A 2 H inductor is placed in parallel with a 10 Ω resistor. The circuit has a source voltage of 50 V and a frequency of 100 Hz. What is the current through the inductor (rounded)?
A. 0.05 A
B. 0.03 A
C. 0.02 A
D. 0.04 A
Q9. A parallel circuit has a resistance of 280 Ω and an inductive reactance of 360 Ω. What is this circuit's impedance?
A. 191.80 Ω
B. 540 Ω
C. 221.02 Ω
D. 368 Ω