21.
What is the true power consumed in a 30 V series RLC circuit if Z = 20 ohms and R = 10 ohms?
A. 15.0 watts
B. 22.5 watts
C. 30.0 watts
D. 45.0 watts
Answer & Explanation
Answer: Option B
Explanation:
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22.
What is the current phase angle for a parallel RLC circuit when IL = 15.3 A, IC = 0.43 A, and IR = 3.5 A?
A. 76.7 degrees
B. –4.25 degrees
C. 88.8 degrees
D. –76.7 degrees
Answer & Explanation
Answer: Option D
Explanation:
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23.
At any resonant frequency, what voltage is measured across the two series reactive components?
A. applied
B. reactive
C. zero
D. inductive and capacitive
Answer & Explanation
Answer: Option C
Explanation:
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24.
What is the resonance frequency?
A. 31.8 Hz
B. 71 Hz
C. 7.1 kHz
D. 31.8 kHz
Answer & Explanation
Answer: Option B
Explanation:
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25.
What is the range between f1 and f2 of an RLC circuit that resonates at 150 kHz and has a Q of 30?
A. 100.0 kHz to 155.0 kHz
B. 147.5 kHz to 152.5 kHz
C. 4500 kHz to 295.5 kHz
D. 149,970 Hz to 150,030 Hz
Answer & Explanation
Answer: Option B
Explanation:
No answer description available for this question.
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