MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Mechatronics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which sensor is used in line following robots? |
| A. | Infrared Sensor |
| B. | Microwave Radar Sensor |
| C. | Ultrasonic Sensor |
| D. | Temperature Sensor |
| Answer» B. Microwave Radar Sensor | |
| 2. |
Which sensor should be used for calculating temperature as well as humidity? |
| A. | DHT11 |
| B. | LM335Z/NOPB |
| C. | HC-SR04 |
| D. | MPX10DP |
| Answer» B. LM335Z/NOPB | |
| 3. |
Which sensor should be used for calculating distance? |
| A. | DHT11 |
| B. | LM335Z/NOPB |
| C. | HC-SR04 |
| D. | MPX10DP |
| Answer» D. MPX10DP | |
| 4. |
Which sensor should be used for calculating humidity? |
| A. | DHT11 |
| B. | LM335Z/NOPB |
| C. | HC-SR04 |
| D. | MPX10DP |
| Answer» B. LM335Z/NOPB | |
| 5. |
Which sensor should be used for calculating pressure? |
| A. | DHT11 |
| B. | LM335Z/NOPB |
| C. | HC-SR04 |
| D. | MPX10DP |
| Answer» E. | |
| 6. |
What is the maximum range of HC-05? |
| A. | 5 metre |
| B. | 10 meter |
| C. | 20 meter |
| D. | 50 meter |
| Answer» C. 20 meter | |
| 7. |
What is the maximum distance range of detection of the HC-SR04? |
| A. | 10 cm |
| B. | 10 m |
| C. | 5 feet |
| D. | 13 feet |
| Answer» E. | |
| 8. |
HC-SR04 is an example of which type of sensor? |
| A. | Infrared Sensor |
| B. | Microwave Radar Sensor |
| C. | Ultrasonic Sensor |
| D. | Temperature Sensor |
| Answer» D. Temperature Sensor | |
| 9. |
Which colour does not reflect infrared rays? |
| A. | White |
| B. | Black |
| C. | Red |
| D. | Green |
| Answer» C. Red | |
| 10. |
Which IC (integrated circuit) is present on NodeMCU? |
| A. | ESP8266 |
| B. | Atmega326 |
| C. | Atmega328P |
| D. | ESPN8266 |
| Answer» B. Atmega326 | |
| 11. |
Arduino UNO is a microcontroller board based on ESP8266 IC. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
IR sensors can t work in dark environment. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
Which sensor one should prefer for detecting black objects? |
| A. | Ultrasonic sensor |
| B. | Infrared sensor |
| C. | PIR sensor |
| D. | Photoresistor sensor |
| Answer» B. Infrared sensor | |
| 14. |
Which sensor should one prefer for accurate measurement of distance upto 1 meter? |
| A. | Ultrasonic sensor |
| B. | Infrared sensor |
| C. | PIR sensor |
| D. | Photoresistor sensor |
| Answer» B. Infrared sensor | |
| 15. |
Which factor affects the least while selection of sensor? |
| A. | Size |
| B. | Accuracy |
| C. | Colour |
| D. | Durability |
| Answer» D. Durability | |