MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
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 | |
| 2. |
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. | |
| 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. |
Which of the following detect the 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 | |
| 5. |
Which of the following can act as a 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 | |