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Electronic Devices - Operational Amplifiers

Exercise : Operational Amplifiers - Filling the Blanks
21.
As the supply voltage increases, the voltage gain of the circuit ________ and the power consumption ________.
increases, increases
increases, decreases
decreases, decreases
decreases, increases
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
The output signal of an op-amp is ________ out of phase with its input signal connected to the inverting input terminal.
0º
90º
180º
270º
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
The output offset voltage is determined by ________.
the input offset voltage and input offset current
the closed-loop gain
both the input offset voltage and the closed-loop gain
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
In a differential connection, the signals that are opposite at the inputs are ________ amplified, and those that are common to the two inputs are ________ amplified.
slightly, slightly
slightly, highly
highly, highly
highly, slightly
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The ________ amplifier is the most widely used constant-gain amplifier circuit.
inverting
noninverting
differential
None of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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