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Electronics - Operational Amplifiers

Exercise : Operational Amplifiers - General Questions
1.
An ideal operational amplifier has
infinite output impedance
zero input impedance
infinite bandwidth
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Another name for a unity gain amplifier is:
difference amplifier
comparator
single ended
voltage follower
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
The open-loop voltage gain (Aol) of an op-amp is the
external voltage gain the device is capable of
internal voltage gain the device is capable of
most controlled parameter
same as Acl
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
What is the output waveform?

sine wave
square wave
sawtooth wave
triangle wave
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
A series dissipative regulator is an example of a:
linear regulator
switching regulator
shunt regulator
dc-to-dc converter
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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