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Electronics - Operational Amplifiers

Exercise : Operational Amplifiers - General Questions
21.
All of the following are basic op-amp input modes of operation EXCEPT
inverting mode
common-mode
double-ended
single-ended
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
What is the output voltage?

15 V
5 V
–5 V
–15 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
A circuit whose output is proportional to the difference between the input signals is considered to be which type of amplifier?
common-mode
darlington
differential
operational
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
With negative feedback, the returning signal
is proportional to the output current
is proportional to the differential voltage gain
opposes the input signal
aids the input signal
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
What is the output waveform?

sine wave
square wave
+15 V
–15 V
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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