Exercise: Rl Circuits

Questions for: Rl Circuits

Calculate the voltage dropped across L2 in the given circuit.

A:
18 V
B:
6 V
C:
13.5 V
D:
0 V
Answer: B
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Which of the following statements is true if the inductor shorts out in the circuit in the given circuit?

A:
Each component drops 5 V.
B:
The impedance equals 0 omega.gif.
C:
The power factor equals 1.
D:
The phase angle equals 90°.
Answer: C
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If XL= 100 omega.gif and R = 100 omega.gif, then impedance will be
A:
141.4 omega.gif
B:
14.14 omega.gif
C:
100 omega.gif
D:
200 omega.gif
Answer: A
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What is the true power of a 24 Vac parallel RL circuit when R = 45 omega.gif and XL = 1100 omega.gif?
A:
313.45 W
B:
12.8 W
C:
44.96 W
D:
22.3 W
Answer: B
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Calculate the voltage dropped across R1 in the given circuit.

A:
14 V
B:
26.8 V
C:
28 V
D:
0 V
Answer: B
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