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Operational Amplifiers problems
1. An op-amp has very low open-loop gain.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
2. This circuit is a differentiator.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
3. A 555 timer can be configured as an astable multivibrator.
Options
A. True
B. False
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Discuss
Correct Answer: True
4. Operational amplifiers (op-amps) use internal capacitive coupling between stages.
Options
A. True
B. False
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Discuss
Correct Answer: False
5. The TO-5 operational amplifier package can have 5 pins.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
6. This circuit is operating in a closed-loop mode.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: False
7. The
voltage-follower
amplifier circuit has a fixed voltage gain of approximately 10.
Options
A. True
B. False
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Correct Answer: False
8. If the frequency of an astable multivibrator is 54.86 kHz then its period is 1.82 s.
Options
A. True
B. False
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Discuss
Correct Answer: False
9. This circuit is a voltage follower.
Options
A. True
B. False
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Discuss
Correct Answer: False
10. An operational amplifier contains a differential amplifier, a voltage amplifier, and an output amplifier.
Options
A. True
B. False
Show Answer
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Discuss
Correct Answer: True
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More in Electronics:
Alternating Current and Voltage
Alternating Current vs Direct Current
Analog and Digital Converters
Analog to Digital
Arithmetic Operations and Circuits
Basic Op-Amp Circuits
Bipolar Junction Transistors (BJT)
Capacitors
Combinational Logic Circuits
Computer Hardware and Software
Diodes and Applications
Field Effect Transistors (FET)
Flip-Flops and Timers
Inductors
Logic Circuit Simplification
Logic Gates
Magnetism and Electromagnetism
Measurement, Conversion and Control
Number Systems and Codes
Ohm's Law
Operational Amplifiers
Parallel Circuits
Programmable Logic Devices (PLD)
Quantities and Units
RC Circuits
Resistance and Power
RL Circuits
RLC Circuits and Resonance
Semiconductor Memory
Semiconductor Principles
Sequential Logic Circuits
Series-Parallel Circuits
Series Circuits
Special-Purpose Op-Amp Circuits
Standard Logic Devices (SLD)
Testing and Troubleshooting
Thyristors and Tranducers
Time Response of Reactive Circuits
Transformers
Transistors and Applications
Voltage and Current
