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Time Response of Reactive Circuits MCQs

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1. An RL integrator and an RC differentiator can act as what types of filters, respectively?
A. low-pass, low-pass
B. low-pass, high-pass
C. high-pass, high-pass
D. high-pass, low-pass
Discussion
2. In a repetitive-pulse RC integrator circuit, what would the steady-state voltage equal at the end of the fifth pulse? Assume a Vin of 20 V.
A. 1.46 V
B. 14.62 V
C. 20 V
D. 0 V
Discussion
3. What is a circuit that produces short-duration spikes?
A. A trigger pulse generator
B. An RL integrator
C. A timing circuit
D. A pulse waveform-to-dc converter
Discussion
4. Which of the following is true for a capacitor?
A. A capacitor acts like a short to instantaneous changes in current.
B. A capacitor's voltage cannot change instantaneously.
C. A capacitor acts like an open to dc.
D. All of the above
Discussion
5. If the capacitor in an RC integrator shorts, the output
A. is at ground
B. would measure the same as the input
C. would measure zero volts
D. None of the above
Discussion
6. For a capacitor to completely charge in an RC integrator, the pulse width must be _____ 5 time constants.
A. less than
B. greater than
C. equal to
D. greater than or equal to
Discussion
7. The _____ is the time it takes for a capacitor to fully charge or discharge.
A. transient time
B. pulse response
C. time constant
D. steady state
Discussion

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