MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Dynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In which of the following cases, underdamping occurs? |
| A. | Roots are real |
| B. | Roots are complex conjugate |
| C. | Roots are equal |
| D. | Independent of the equation |
| Answer» C. Roots are equal | |
| 2. |
In which direction does the damping force acts? |
| A. | Opposite to the motion |
| B. | Along the motion |
| C. | Perpendicular to motion |
| D. | Variable |
| Answer» B. Along the motion | |
| 3. |
The resistance to the motion of the body is provided by ______ |
| A. | Medium of vibration |
| B. | Speed of vibration |
| C. | Length of the material |
| D. | External friction |
| Answer» B. Speed of vibration | |
| 4. |
In damped vibrations, the amplitude of the resulting vibration gradually reduces. This is due to the reason that an amount of energy is always dissipated to overcome the ________ |
| A. | Frictional resistance |
| B. | Work done |
| C. | Fluid pressure |
| D. | Air pressure |
| Answer» B. Work done | |
| 5. |
In damped vibrations, the amplitude of the resulting vibration gradually diminishes. |
| A. | True |
| B. | False |
| Answer» B. False | |