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Electronics - Basic Op-Amp Circuits

Exercise : Basic Op-Amp Circuits - General Questions
6.
If the input to a comparator is a sine wave, the output is a
ramp voltage
sine wave
rectangular wave
sawtooth wave
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
A basic series regulator has
an error detector
a load
a reference voltage
both an error detector and a reference voltage
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
A comparator is an example of a(n)
active filter
current source
linear circuit
nonlinear circuit
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Initially, the closed-loop gain (Acl) of a Wien-bridge oscillator should be
Acl < 3
Acl > 3
0
Acl approxequalto.gif 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
In an averaging amplifier, the input resistances are
equal to the feedback resistance
less than the feedback resistance
greater than the feedback resistance
unequal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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