time-response-of-reactive-circuits electronics question and answers -Page 2

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Time Response of Reactive Circuits problems

1. An RL integrator and an RC differentiator can act as what types of filters, respectively?
Options
A. low-pass, low-pass
B. low-pass, high-pass
C. high-pass, high-pass
D. high-pass, low-pass

Correct Answer: low-pass, high-pass

2.
What has the voltage across the resistor decayed to by the end of the pulse in the given circuit?
Options
A. 0 V
B. 0.75 V
C. 5.55 V
D. 14.25 V

Correct Answer: 0.75 V

3. The output voltage of an RC integrator will eventually equal the voltage of a single input pulse if the input pulse width is less than 5 time constants.
Options
A. True
B. False

Correct Answer: False

4. A differentiator circuit can be used to convert a pulse input to a nearly constant dc output.
Options
A. True
B. False

Correct Answer: False

5. During the steady-state condition of a differentiator, the average output voltage is zero volts.
Options
A. True
B. False

Correct Answer: True

6. The voltage across a capacitor in an RC integrator circuit cannot change exponentially; it can change only instantaneously.
Options
A. True
B. False

Correct Answer: False

7. The output voltage of a differentiator goes negative on the falling edge of the input pulse.
Options
A. True
B. False

Correct Answer: True

8. The output of a differentiator could be considered a spike when the input pulse width is much longer than 5 time constants.
Options
A. True
B. False

Correct Answer: True

9. The steady-state condition of an integrator is reached after 5 time constants regardless of the number of input pulses that occur in that amount of time.
Options
A. True
B. False

Correct Answer: True

10. The output of an RC differentiator is taken from across the capacitor.
Options
A. True
B. False

Correct Answer: False

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