MCQOPTIONS
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MCQOPTIONS
This section includes 9 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. |
A car is running at a constant speed of 50 km/h, which of the following is the feedback element for the driver ? |
| A. | Clutch |
| B. | Eyes |
| C. | Needle of the speedometer |
| D. | Steering wheel |
| Answer» D. Steering wheel | |
| 2. |
The following has tendency to oscillate.a) Open loop systemb) Closed loop systemc) Both (a) and (b)d) Neither ( |
| A. | Open loop systemb) Closed loop systemc) Both (a) and (b)d) Neither (a) nor ( |
| B. | Closed loop system |
| C. | Both (a) and (b) |
| D. | Neither (a) nor (b) |
| Answer» C. Both (a) and (b) | |
| 3. |
A_CAR_IS_RUNNING_AT_A_CONSTANT_SPEED_OF_50_KM/H,_WHICH_OF_THE_FOLLOWING_IS_THE_FEEDBACK_ELEMENT_FOR_THE_DRIVER_??$ |
| A. | Clutch |
| B. | Eyes |
| C. | Needle of the speedometer |
| D. | Steering wheel |
| Answer» D. Steering wheel | |
| 4. |
A_GOOD_CONTROL_SYSTEM_HAS_ALL_THE_FOLLOWING_FEATURES_EXCEPT?$ |
| A. | good stability |
| B. | slow response |
| C. | good accuracy |
| D. | sufficient power handling capacity |
| Answer» C. good accuracy | |
| 5. |
The following has tendency to oscillate? |
| A. | Open loop system |
| B. | Closed loop system |
| C. | Both (a) and (b) |
| D. | Neither (a) nor (b) |
| Answer» C. Both (a) and (b) | |
| 6. |
Which of the following statements is not necessarily correct for open control system ? |
| A. | Input command is the sole factor responsible for providing the control action |
| B. | Presence of non-linearities causes malfunctioning |
| C. | Less expensive |
| D. | Generally free from problems of non-linearities |
| Answer» C. Less expensive | |
| 7. |
Which of the following is an open loop control system ? |
| A. | Field controlled D.C. motor |
| B. | Ward leonard control |
| C. | Metadyne |
| D. | Stroboscope |
| Answer» B. Ward leonard control | |
| 8. |
For open control system which of the following statements is incorrect ? |
| A. | Less expensive |
| B. | Recalibration is not required for maintaining the required quality of the output |
| C. | Construction is simple and maintenance easy |
| D. | Errors are caused by disturbances |
| Answer» C. Construction is simple and maintenance easy | |
| 9. |
In an open loop control system |
| A. | Output is independent of control input |
| B. | Output is dependent on control input |
| C. | Only system parameters have effect on the control output |
| D. | None of the mentioned |
| Answer» B. Output is dependent on control input | |