MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Linear Integrated Circuit knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
DURING_WHICH_PERIOD_THE_OP-AMPS_OUTPUT_OF_SAMPLE_AND_HOLD_CIRCUITS_IS_PROCESSED??$ |
| A. | Delay period |
| B. | Sample and hold period |
| C. | Sample period |
| D. | Hold period |
| Answer» E. | |
| 2. |
Sample and hold circuit are used in$ |
| A. | Analog to Digital modulation |
| B. | Digital to analog modulation |
| C. | Pulse position modulation |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
Which IC is mostly preferred for sample and hold circuit?$ |
| A. | µ771 |
| B. | IC741 |
| C. | LF398 |
| D. | µ351 |
| Answer» D. ¬¨¬®¬¨¬µ351 | |
| 4. |
In the sample and hold circuit, the period during which the voltage across capacitor is equal to input voltag? |
| A. | Sample period |
| B. | Hold period |
| C. | Delay period |
| D. | Charging period |
| Answer» B. Hold period | |
| 5. |
How the recovery time of the op-amp is reduced? |
| A. | Diode is connected at the output of amplifier |
| B. | Load resistor |
| C. | Forward biased diode resistor |
| D. | Discharge capacitor |
| Answer» B. Load resistor | |
| 6. |
The resistor in the peak detector are used to |
| A. | To maintain proper operation |
| B. | Protect op-amp from damage |
| C. | To get shaped non-sinusoidal waveform |
| D. | None of the mentioned |
| Answer» C. To get shaped non-sinusoidal waveform | |
| 7. |
State the condition needed to be satisfied by peak detector for proper operation of circuit. |
| A. | CR<sub>d</sub> ≤ T/10 and CR<sub>L</sub> ≥ 10T |
| B. | CR<sub>d</sub> ≤ 10T and CR<sub>L</sub> ≥ T/10 |
| C. | CR<sub>d</sub> ≥ T/10 and CR<sub>L</sub> ≤ 10T |
| D. | CR<sub>d</sub> ≥ 10T and CR<sub>L</sub> ≤ T/10 |
| Answer» B. CR<sub>d</sub> ‚Äö√Ñ√∂‚àö¬¢¬¨√ü 10T and CR<sub>L</sub> ‚Äö√Ñ√∂‚àö¬¢‚Äö√Ѭ¢ T/10 | |
| 8. |
What is the alternate method to measure the values of non-sinusoidal waveform other than ac voltmeter? |
| A. | Clipper |
| B. | Clamper |
| C. | Peak detector |
| D. | Comparator |
| Answer» D. Comparator | |
| 9. |
Which circuit can be used as a full wave rectifier? |
| A. | Absolute vale output circuit |
| B. | Positive clipper with two diodes |
| C. | Negative clipper with two diodes |
| D. | Peak clampers |
| Answer» B. Positive clipper with two diodes | |