MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 7 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. |
Why practical integrator is called as lossy integrator? |
| A. | Dissipation power |
| B. | Provide stabilization |
| C. | Changes input |
| D. | None of the mentioned |
| Answer» E. | |
| 2. |
The frequency at which gain is 0db for integrator is |
| A. | f=1/(2πR<sub>F</sub>C<sub>F</sub>) |
| B. | f=1/(2πR<sub>1</sub>C<sub>F</sub>) |
| C. | f=1/(2πR<sub>1</sub>R<sub>1</sub>) |
| D. | f=(1/2π)×(R<sub>F</sub>/R<sub>1</sub>) |
| Answer» C. f=1/(2‚âà√¨‚àö√ëR<sub>1</sub>R<sub>1</sub>) | |
| 3. |
The op-amp operating in open loop result in output of the amplifier to saturate at a voltage |
| A. | Close to op-amp positive power supply |
| B. | Close to op-amp negative power supply |
| C. | Close to op-amp positive or negative power supply |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 4. |
How a perfect integration is achieved in op-amp? |
| A. | Infinite gain |
| B. | Low input impedance |
| C. | Low output impedance |
| D. | High CMRR |
| Answer» B. Low input impedance | |
| 5. |
Why an integrator cannot be made using low pass RC circuit? |
| A. | It require large value of R and small value of C |
| B. | It require large value of C and small value of R |
| C. | It require large value of R and C |
| D. | It require small value of R and C |
| Answer» D. It require small value of R and C | |
| 6. |
Find the output voltage of the integrator |
| A. | V<sub>o</sub> = (1/R√óC<sub>F</sub>)√ó<sup><sup>t</sup></sup>‚à´<sub><sub>0</sub></sub> V<sub>in</sub>dt+C |
| B. | V<sub>o</sub> = (R/C<sub>F</sub>)√ó<sup><sup>t</sup></sup>‚à´<sub><sub>0</sub></sub> V<sub>in</sub>dt+C |
| C. | V<sub>o</sub> = (C<sub>F</sub>/R)√ó<sup><sup>t</sup></sup>‚à´<sub><sub>0</sub></sub> V<sub>in</sub>dt+C |
| D. | V<sub>o</sub> = (R√óC<sub>F</sub>)√ó<sup><sup>t</sup></sup>‚à´<sub><sub>0</sub></sub> V<sub>in</sub>dt+C |
| Answer» B. V<sub>o</sub> = (R/C<sub>F</sub>)‚Äö√†√∂‚àö‚â•<sup><sup>t</sup></sup>‚Äö√Ñ√∂‚àö‚Ƭ¨¬•<sub><sub>0</sub></sub> V<sub>in</sub>dt+C | |
| 7. |
The circuit in which the output voltage waveform is the integral of the input voltage waveform is called |
| A. | Integrator |
| B. | Differentiator |
| C. | Phase shift oscillator |
| D. | Square wave generator |
| Answer» B. Differentiator | |