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 strain on a hanging load, when a force of 5 Newton is applied on it and it expands the length of the object from 8cm to 12 cm? |
| A. | 2 |
| B. | 0.5 |
| C. | 1 |
| D. | 8 |
| Answer» C. 1 | |
| 2. |
What is the nature of the stress-strain graph of an elastic body? |
| A. | Asymptotic |
| B. | Linear |
| C. | Parabolic |
| D. | Non-Linear |
| Answer» C. Parabolic | |
| 3. |
Sheer stress occurs when a body expands due to external force. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Pressure and stress both have same unit (i.e) Pascal . |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Preloads can avoid resonance due to external disturbances. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
What is the strain on a hanging load, when a force of 1 Newton is applied on it and it expands the length of the object from 9cm to 12 cm? |
| A. | 2 |
| B. | 0.5 |
| C. | 1.2 |
| D. | 0.3334 |
| Answer» E. | |
| 7. |
What is the value of stress that occurs on an object when a force of 5 Newton is applied perpendicularly to an area of 1meter2? |
| A. | 2 Newton/meter<sup>2</sup> |
| B. | 5 Newton/meter<sup>2</sup> |
| C. | 1.2 Newton/meter<sup>2</sup> |
| D. | 1 Newton/meter<sup>2</sup> |
| Answer» C. 1.2 Newton/meter<sup>2</sup> | |
| 8. |
What is the strain on a hook of a hanger, when its length expands from 5cm to 6 cm due to a hanging load? |
| A. | 0.2 |
| B. | 0.5 |
| C. | 1.2 |
| D. | 0.3334 |
| Answer» B. 0.5 | |
| 9. |
What is the unit of strain? |
| A. | Meter |
| B. | Newton/Meter |
| C. | Newton/Meter<sup>2</sup> |
| D. | No unit |
| Answer» E. | |
| 10. |
Stress on a body occurs only when compressive force act on it. |
| A. | True |
| B. | False |
| Answer» C. | |
| 11. |
Pressure and stress are same as both are defined as force per unit area. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
What is the unit of stress? |
| A. | Meter |
| B. | Newton/Meter |
| C. | Newton |
| D. | Pascal |
| Answer» E. | |
| 13. |
What is the ratio of stress to strain called? |
| A. | Youngs Modulus |
| B. | Bulks Modulus |
| C. | Modulus of elasticity |
| D. | Modulus of rigidity |
| Answer» B. Bulks Modulus | |
| 14. |
What is the strain on an object, when a force of 3 Newton is applied on it and it expands the length of the object from 4cm to 6 cm? |
| A. | 2 |
| B. | 0.5 |
| C. | 1 |
| D. | 8 |
| Answer» C. 1 | |
| 15. |
What is the type of preload called when a bearing experiences a stress due to negative clearance? |
| A. | Fastener preload |
| B. | Bearing preload |
| C. | Testing preload |
| D. | Stress preload |
| Answer» C. Testing preload | |