MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Instrumentation Transducers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
WHICH_OF_THE_FOLLOWING_IS_CONVERTED_TO_SQUARE_WAVE_IN_SCHMITT_TRIGGER??$ |
| A. | Sine wave |
| B. | Triangular wave |
| C. | Pulse wave |
| D. | All of the mentioned |
| Answer» E. | |
| 2. |
For_a_particular_op-amp_hysteresis_is_governed_by________________$ |
| A. | Resistor R<sub>1</sub> |
| B. | Resistor R<sub>2</sub> |
| C. | Both resistors R<sub>1</sub> and R<sub>2</sub> |
| D. | Op-amp parameters |
| Answer» D. Op-amp parameters | |
| 3. |
Threshold voltage for switching in Schmitt trigger is determined by ______________? |
| A. | Resistor R<sub>1</sub> |
| B. | Resistor R<sub>2</sub> |
| C. | Both resistors |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 4. |
Difference between levels on input that causes transition in Schmitt trigger is ___________ |
| A. | Hysteresis |
| B. | Threshold |
| C. | Cut-off value |
| D. | Peak value |
| Answer» B. Threshold | |
| 5. |
Schmitt trigger is a sine wave generator. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Which of the following are used in window comparators? |
| A. | Op-amps and AND gates |
| B. | OP-amps and OR gates |
| C. | Op-amps and XOR gates |
| D. | OP-amps and NAND gates |
| Answer» B. OP-amps and OR gates | |
| 7. |
Which of the following detect presence of a voltage between two voltages? |
| A. | Zero crossing detector |
| B. | Differential comparator |
| C. | Window comparator |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 8. |
Zero crossing detector has ____________ as reference voltage. |
| A. | +ve Vcc |
| B. | –ve Vcc |
| C. | Zero V |
| D. | 5V |
| Answer» D. 5V | |
| 9. |
Which of the following can act as comparator? |
| A. | Op-amp with negative feedback |
| B. | Op-amp with positive feedback |
| C. | Op-amp without feedback |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 10. |
Which of the following device is similar to analog comparator? |
| A. | Analog switch |
| B. | MCB |
| C. | Energy meter |
| D. | Digital switch |
| Answer» B. MCB | |