Time Response of Reactive Circuits - General Questions

Directions to Solve

Time Response of Reactive Circuits - General Questions

1.

In an RC differentiator, the capacitor

A.	charges exponentially at a rate depending on the RC time constant
B.	charges exponentially at a rate depending on the input voltage
C.	charges when the input voltage is decreasing
D.	charges to approximately one time constant

Answer: Option A

Explanation:

No answer description available for this question.

2.

In electronic systems, repetitive-pulse waveforms are encountered

A.	more often than single pulses
B.	less often than single pulses
C.	about as often as single pulses
D.	twice as often as single pulses

Answer: Option A

Explanation:

No answer description available for this question.

3.

What is the highest frequency contained in a pulse that has a rise and fall time equal to 10 microseconds (10 s)?

A.	35 kHz
B.	3.5 kHz
C.	10 kHz
D.	100 kHz

Answer: Option A

Explanation:

No answer description available for this question.

4.

If a periodic pulse waveform has a pulse width and the time between pulses each equal to or greater than five time constants, the capacitor will

A.	partially charge and fully discharge during each period of the input waveform
B.	fully charge and partially discharge during each period of the input waveform
C.	fully charge and fully discharge during each period of the input waveform
D.	partially charge and partially discharge during each period of the input waveform

Answer: Option C

Explanation:

No answer description available for this question.

5.

If the RC time constant of an integrator is increased, as the time constant is increased

A.	the capacitor charges more during a pulse and discharges less between pulses
B.	the capacitor charges less during a pulse and discharges more between pulses
C.	the capacitor charges more during a pulse and discharges more between pulses
D.	the capacitor charges less during a pulse and discharges less between pulses

Answer: Option D

Explanation:

No answer description available for this question.

6.

When a 24 V input pulse with a width equal to five time constants is applied to an RC integrator, the capacitor charges to

A.	24 V
B.	15.12 V
C.	20.64 V
D.	12 V

Answer: Option A

Explanation:

No answer description available for this question.

7.

In an RC differentiator, the sum of the capacitor voltage and the resistor voltage at any instant

A.	must be zero
B.	must be equal to the applied voltage
C.	is less than the applied voltage but greater than zero
D.	cannot be determined

Answer: Option B

Explanation:

No answer description available for this question.

8.

The output of an RC integrator is taken across the

A.	diode
B.	capacitor
C.	resistor
D.	source

Answer: Option B

Explanation:

No answer description available for this question.

1
2
3