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. |
What is the push provided by a hydraulic fluid used in fluid based actuator, if a steel ball of radius 3cm is immersed in it, Given that the fluid has a density of 1500kg/m3, Take g=10m/s2? |
| A. | 1.695N |
| B. | 3.2N |
| C. | 2.26N |
| D. | 4N |
| Answer» B. 3.2N | |
| 2. |
How many pixels are there in 16*2 displays? |
| A. | 1000 |
| B. | 1200 |
| C. | 1120 |
| D. | 1100 |
| Answer» D. 1100 | |
| 3. |
How many columns of pixel matrix are present in 16*2 display? |
| A. | 10 |
| B. | 12 |
| C. | 2 |
| D. | 16 |
| Answer» E. | |
| 4. |
Motor is a rotary actuator. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
What is the push provided by a fluid used in fluid based actuator, if a plastic ball of radius 4cm is immersed in it, Given that the fluid has a density of 1100kg/m3, plastic has a density of 800kg/m3, Take g= 10m/s2? |
| A. | 1.695N |
| B. | 2.9469N |
| C. | 2.26N |
| D. | 1.13N |
| Answer» C. 2.26N | |
| 6. |
Generator is a rotary actuator. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
How many LED’s (Light Emitting Diodes) are present in 7 segment display? |
| A. | 6 |
| B. | 7 |
| C. | 8 |
| D. | 9 |
| Answer» C. 8 | |
| 8. |
Where will the push provided by a fluid of hydraulic piston will be more? (Consider the pistons are cylindrical and have same height) |
| A. | Wooden piston of density 900 Kg/m3 and radius 6 cm |
| B. | Iron piston of density 7850 Kg/m3 and radius 5 cm |
| C. | Copper piston of density 8940 Kg/m3 and radius 5 cm |
| D. | Glass piston of density 2580 Kg/m3 and radius 3 cm |
| Answer» B. Iron piston of density 7850 Kg/m3 and radius 5 cm | |
| 9. |
What is the push provided by a hydraulic fluid used in fluid based actuator, if a steel ball of radius 3cm is immersed in it, Given that the fluid has a density of 2000kg/m3, Take g=10m/s2? |
| A. | 5N |
| B. | 3.2N |
| C. | 2.26N |
| D. | 4N |
| Answer» D. 4N | |
| 10. |
Archimedes principle depends on the density of the immersed object. |
| A. | True |
| B. | False |
| Answer» C. | |
| 11. |
The ON and OFF time of a buzzer can be controlled using PLC control system. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
What is the push provided by water used in fluid based actuator, if a wooden ball of radius 3cm is immersed in it, Given that the water has a density of 1000kg/m3, wood has a density of 900kg/m3, Take g=10m/s2? |
| A. | 1.695N |
| B. | 3.2N |
| C. | 2.26N |
| D. | 1.13N |
| Answer» E. | |
| 13. |
What is the push provided by a hydraulic fluid used in fluid based actuator, if a steel ball of radius 3cm is immersed in it, Given that the fluid has a density of 1200kg/m3, Take g=10m/s2? |
| A. | 1.695N |
| B. | 3.2N |
| C. | 2.26N |
| D. | 1.356N |
| Answer» E. | |
| 14. |
Who invented hydraulic press? |
| A. | Norbert wiener |
| B. | Joseph Bramah |
| C. | Charles young |
| D. | Charles wheatstone |
| Answer» C. Charles young | |
| 15. |
Which is not an output device? |
| A. | Seven Segment display |
| B. | Liquid crystal display |
| C. | Lithium battery indicator |
| D. | Lithium battery |
| Answer» E. | |