6.
When a 4.7 F capacitor is connected to a 1 kHz source, what is its capacitive reactance?
A. 4.7 ohms
B. 29.5 ohms
C. 34 ohms
D. 213 ohms
Answer & Explanation
Answer: Option C
Explanation:
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7.
What is the total capacitance?
A. 1 F
B. 12 F
C. 0.615 F
D. 8 F
Answer & Explanation
Answer: Option B
Explanation:
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8.
What is this circuit?
mcq7_1040_1.gif
A. bandpass filter
B. high-pass filter
C. low-pass filter
D. differentiator
Answer & Explanation
Answer: Option B
Explanation:
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9.
After which time constant can a capacitor be considered to be fully charged?
A. first B. third
C. fifth D. seventh
Answer & Explanation
Answer: Option C
Explanation:
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10.
You could increase the time constant of an RC circuit by
A. adding a resistor in parallel with the circuit resistance
B. adding a capacitor in parallel with the circuit capacitance
C. increasing the amplitude of the input voltage
D. exchanging the position of the resistor and capacitor in the circuit
Answer & Explanation
Answer: Option B
Explanation:
No answer description available for this question.