66.
A capacitor and an output resistor form a series circuit with a square wave applied. The circuit is:
A. an integrator
B. a differentiator
C. a multiplier
D. a divider
Answer & Explanation
Answer: Option B
Explanation:
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67.
Capacitive reactance values connected in series offer
A. an increase in total XC
B. a decrease in total XC
C. no change in total XC
D. total opposition to voltage in the circuit
Answer & Explanation
Answer: Option A
Explanation:
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68.
The quantity that represents an ideal capacitor dissipating 0 W of power is
A. instantaneous power
B. true power
C. reactive power
D. resistive power
Answer & Explanation
Answer: Option B
Explanation:
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69.
If a capacitor is placed across a 20 V source, what will be the amount of charge after 5 tc?
A. 5.0 V
B. 12.8 V
C. 13.5 V
D. 20 V
Answer & Explanation
Answer: Option D
Explanation:
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70.
What is the impedance of an ac RC parallel circuit if the resistance is 12 ohms and the capacitive reactance equals 5 ohms?
A. 0.2 ohms
B. 3.5 ohms
C. 4.6 ohms
D. 13 ohms
Answer & Explanation
Answer: Option C
Explanation:
No answer description available for this question.