MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Arduino knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the maximum distance that the Ultrasonic Sensor can detect an object? |
| A. | 8 cm |
| B. | 200 cm |
| C. | 9 cm |
| D. | 20.21 cm |
| Answer» C. 9 cm | |
| 2. |
What is the optimum current that is required to operate the Ultrasonic Sensor? |
| A. | 20 mA |
| B. | 15 mA |
| C. | 200 A |
| D. | 1 A |
| Answer» C. 200 A | |
| 3. |
What are the factors that affect the performance of the Ultrasonic Sensor during operation? |
| A. | Distant Target Object |
| B. | Target Object hidden by fog |
| C. | Smoke |
| D. | Dust |
| Answer» B. Target Object hidden by fog | |
| 4. |
What kind of waves does the Ultrasonic Sensor work on? |
| A. | Gas |
| B. | Heat |
| C. | Light |
| D. | Sound |
| Answer» E. | |
| 5. |
If 1 means an object is detected and 0 meaning no object is detected, then considering the sensor is stationary, what can be said about the movement of the object if the output by the sensor is 1010101? |
| A. | Object is stationary |
| B. | Object is oscillating side by side |
| C. | Object is continuously moving away |
| D. | Object is continuously moving closer |
| Answer» C. Object is continuously moving away | |
| 6. |
What will happen if we supply a voltage of 25V to the Vcc of the Ultrasonic sensor? |
| A. | Damage is caused |
| B. | Sensor will work fine |
| C. | Sensor will not respond for the time the voltage is applied |
| D. | Sensor will function normally |
| Answer» B. Sensor will work fine | |
| 7. |
What mode should we put the Arduino pin to, in order for object detection to work with the Ultrasonic Sensor? |
| A. | Analog |
| B. | Digital |
| C. | PCM |
| D. | TDM |
| Answer» C. PCM | |
| 8. |
How many pins are present in the Ultrasonic Sensor? |
| A. | 1 |
| B. | 3 |
| C. | 2 |
| D. | 4 |
| Answer» E. | |
| 9. |
What is the use of the Ultrasonic Sensor? |
| A. | Proximity Detection |
| B. | Humidity Detection |
| C. | Image Processing |
| D. | GPS |
| Answer» B. Humidity Detection | |