Basic Op-Amp Circuits - General Questions

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Basic Op-Amp Circuits - General Questions

A two-pole high-pass active filter would have a roll-off rate of

A.	40 dB/decade
B.	–40 dB/decade
C.	20 dB/decade
D.	–20 dB/decade

Answer: Option B

Explanation:

No answer description available for this question

The ramp voltage at the output of an op-amp integrator

A.	increases or decreases at a linear rate
B.	increases or decreases exponentially
C.	is always increasing and never decreasing
D.	is constant

Answer: Option A

Explanation:

No answer description available for this question

A triangular-wave oscillator can consist of an op-amp comparator, followed by a(n)

A.	differentiator
B.	amplifier
C.	integrator
D.	multivibrator

Answer: Option C

Explanation:

No answer description available for this question

In an averaging amplifier, the input resistances are

A.	equal to the feedback resistance
B.	less than the feedback resistance
C.	greater than the feedback resistance
D.	unequal

Answer: Option C

Explanation:

No answer description available for this question

Initially, the closed-loop gain (A_cl) of a Wien-bridge oscillator should be

A.	Acl < 3
B.	Acl > 3
C.	0
D.	Acl 1

Answer: Option B

Explanation:

No answer description available for this question

A comparator is an example of a(n)

A.	active filter
B.	current source
C.	linear circuit
D.	nonlinear circuit

Answer: Option D

Explanation:

No answer description available for this question.

A basic series regulator has

A.	an error detector
B.	a load
C.	a reference voltage
D.	both an error detector and a reference voltage

Answer: Option D

Explanation:

No answer description available for this question

If the input to a comparator is a sine wave, the output is a

A.	ramp voltage
B.	sine wave
C.	rectangular wave
D.	sawtooth wave

Answer: Option C

Explanation:

No answer description available for this question.

Basic Op-Amp Circuits - General Questions

Basic Op-Amp Circuits - General Questions

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