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Electronic Devices - Op-Amp Applications

Exercise : Op-Amp Applications - Filling the Blanks
21.
The input to an op-amp can be a(n) ________.
dc source
ac source
combination of ac and dc sources
All of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
A(n) ________ is not a component of a passive filter.
op-amp
capacitor
inductor
resistor
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
________ in a current-controlled voltage source circuit.
The input current depends on the output voltage
The input current depends on the input voltage source
The output voltage depends on the input current.
The output current depends on the output voltage source
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
The input impedance of a voltage buffer is ________.
very low
low
high
very high
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The level of the output voltage of an op-amp circuit is always ________ the level of VCC.
larger than
the same as
smaller than
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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