 
			 
			MCQOPTIONS
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				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. | DC (Direct Current) response accelerometer cannot measure dynamic acceleration. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 2. | AC (Alternating Current) response accelerometer cannot measure constant or static acceleration. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 3. | What was the original name of first accelerometer? | 
| A. | Eskimometer | 
| B. | Atwood machine | 
| C. | Asimo machine | 
| D. | Pepper | 
| Answer» C. Asimo machine | |
| 4. | Who invented the first accelerometer? | 
| A. | Grueblerowen | 
| B. | Joseph Henry | 
| C. | George Atwood | 
| D. | Walther Bothe | 
| Answer» D. Walther Bothe | |
| 5. | A free falling heavy object will have more acceleration than a free falling light object if released from a same height. (Ignore air resistance) | 
| A. | True | 
| B. | False | 
| C. | |
| Answer» C. | |
| 6. | Which is an example of accelerometer? | 
| A. | OptoNCDT ILR 1030 | 
| B. | OptoNCDT 1420 | 
| C. | ADXl 335 | 
| D. | EddyNCDT 3301 | 
| Answer» D. EddyNCDT 3301 | |
| 7. | Piezoelectric accelerometers converts ________ energy to ______energy. | 
| A. | mechanical, sound | 
| B. | mechanical, electrical | 
| C. | sound, electrical | 
| D. | sound, electrical | 
| Answer» C. sound, electrical | |
| 8. | MPU6050 in an example of which type of sensor? | 
| A. | Acceleration sensor | 
| B. | Proximity Sensor | 
| C. | Ultrasonic sensor | 
| D. | Laser sensor | 
| Answer» B. Proximity Sensor | |
| 9. | Acceleration is a ______ quantity. | 
| A. | scalar | 
| B. | vector | 
| C. | tensor | 
| D. | resistive | 
| Answer» C. tensor | |
| 10. | Accelerometers can be used for sensing mechanical vibrations. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 11. | MEMS stands for ________ | 
| A. | Micro electric mechanical system | 
| B. | Micro electro mechanical system | 
| C. | Mini electro mechanical system | 
| D. | Mini electronic mechanical system | 
| Answer» C. Mini electro mechanical system | |
| 12. | Which element is mostly used in the capacitive accelerometers for sensing? | 
| A. | Germanium | 
| B. | Silicon | 
| C. | Lead | 
| D. | Carbon | 
| Answer» C. Lead | |
| 13. | What is the exact value of acceleration due to gravity taken in consideration? | 
| A. | 10 m/s2 | 
| B. | 9.80665 m/s2 | 
| C. | 9 m/s2 | 
| D. | 0 m/s2 | 
| Answer» C. 9 m/s2 | |
| 14. | Which is the name of the accelerometer that is used to measure the gravity of the earth? | 
| A. | MPU6050 | 
| B. | Gravitymeter | 
| C. | Gravitometer | 
| D. | Gravimeter | 
| Answer» E. | |
| 15. | What will be the value measured by an accelerometer in free fall? | 
| A. | Zero | 
| B. | Infinite | 
| C. | Error | 
| D. | 9.81 | 
| Answer» B. Infinite | |