MCQOPTIONS
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MCQOPTIONS
This section includes 28 Mcqs, each offering curated multiple-choice questions to sharpen your Biomedical Instrumentation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Digital transducers produce analog output. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Inverse transducer converts electrical into a physical quantity. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Analog transducers convert input into ___________ |
| A. | voltage |
| B. | current |
| C. | digital |
| D. | analog |
| Answer» E. | |
| 4. |
Photovoltaic transduction involves ___________ |
| A. | voltage generation heat |
| B. | voltage generation through sound |
| C. | voltage generation through light |
| D. | voltage generation current |
| Answer» D. voltage generation current | |
| 5. |
Inductive transduction involves ___________ |
| A. | change in self inductance |
| B. | change in capacitance |
| C. | change in mutual inductance |
| D. | change in resistance |
| Answer» B. change in capacitance | |
| 6. |
In electromagnetic based transduction measurand is ___________ |
| A. | converted into mechanical force |
| B. | converted into electromotive force |
| C. | converted into chemical force |
| D. | converted into physical force |
| Answer» C. converted into chemical force | |
| 7. |
Capacitive transduction involves ___________ |
| A. | change in resistance |
| B. | change in inductance |
| C. | change in resistance |
| D. | change in capacitance |
| Answer» E. | |
| 8. |
Active transducers develops ______________ |
| A. | mechanical parameter |
| B. | electrical parameter |
| C. | chemical parameter |
| D. | physical parameter |
| Answer» C. chemical parameter | |
| 9. |
Active transducers are classified into ____________ |
| A. | 4 types |
| B. | 2 types |
| C. | 6 types |
| D. | 8 types |
| Answer» B. 2 types | |
| 10. |
Linearity of transducer is ___________ |
| A. | Closeness of the transducer’s calibration curve to a special curved line within a given percentage of full scale output |
| B. | Closeness of the transducer’s calibration curve to a special straight line within a given percentage of full scale output |
| C. | Closeness of the transducer’s calibration curve to a special straight line within a given percentage of half scale output |
| D. | Closeness of the transducer’s calibration curve to a special curved within a given percentage of half scale output |
| Answer» C. Closeness of the transducer’s calibration curve to a special straight line within a given percentage of half scale output | |
| 11. |
Change is signal over long period of time is called _______ |
| A. | noise |
| B. | offset |
| C. | hysteresis |
| D. | drift |
| Answer» E. | |
| 12. |
The ability of the sensor to see small differences in reading is called ______ |
| A. | resolution |
| B. | drift |
| C. | offset |
| D. | linearity |
| Answer» B. drift | |
| 13. |
Accuracy is ______ |
| A. | ability of the transducer or sensor to see small differences in reading |
| B. | ability of the transducer or sensor to see small differences in reading |
| C. | algebraic difference between the indicated value and the true or theoretical value of the measurand |
| D. | total operating range of the transducer |
| Answer» D. total operating range of the transducer | |
| 14. |
INVERSE_TRANSDUCER_CONVERTS_ELECTRICAL_INTO_A_PHYSICAL_QUANTITY.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 15. |
CHANGE_IS_SIGNAL_OVER_LONG_PERIOD_OF_TIME_IS_CALLED________?$ |
| A. | noise |
| B. | offset |
| C. | hysteresis |
| D. | drift |
| Answer» E. | |
| 16. |
Digital_transducers_produce_analog_output.$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 17. |
Linearity_of_transducer_is____________$ |
| A. | Closeness of transducer’s calibration curve to a special curved line within a given percentage of full scale output. |
| B. | Closeness of transducer’s calibration curve to a special straight line within a given percentage of full scale output. |
| C. | Closeness of transducer’s calibration curve to a special straight line within a given percentage of half scale output. |
| D. | Closeness of transducer’s calibration curve to a special curved within a given percentage of half scale output. |
| Answer» C. Closeness of transducer‚Äö√Ñ√∂‚àö√ë‚àö¬•s calibration curve to a special straight line within a given percentage of half scale output. | |
| 18. |
Analog transducers convert input int? |
| A. | voltage |
| B. | current |
| C. | digital |
| D. | analog |
| Answer» E. | |
| 19. |
The ability of the sensor to see small differences in reading is called _____? |
| A. | resolution |
| B. | drift |
| C. | offset |
| D. | linearity |
| Answer» B. drift | |
| 20. |
Photovoltaic transduction involves |
| A. | voltage generation heat |
| B. | voltage generation through sound |
| C. | voltage generation through light |
| D. | voltage generation current |
| Answer» D. voltage generation current | |
| 21. |
Unwanted signal at the output due either to internal sources or to interference is called ________ |
| A. | offset |
| B. | noise |
| C. | drift |
| D. | threshold |
| Answer» C. drift | |
| 22. |
The smallest change in measurant that will result in a measurable change in the transducer output is called _______ |
| A. | offset |
| B. | linearity |
| C. | resolution |
| D. | threshold |
| Answer» E. | |
| 23. |
In electromagnetic based transduction measurand is |
| A. | converted into mechanical force |
| B. | converted into electromotive force |
| C. | converted into chemical force |
| D. | converted into physical force |
| Answer» C. converted into chemical force | |
| 24. |
Capacitive transduction involves |
| A. | change in resistance |
| B. | change in inductance |
| C. | change in resistance |
| D. | change in capacitance |
| Answer» E. | |
| 25. |
How do passive transducers develop electrical signals? |
| A. | using a transformer |
| B. | using internal source |
| C. | using external source |
| D. | using a diode |
| Answer» D. using a diode | |
| 26. |
Active transducers develop |
| A. | mechanical parameter |
| B. | electrical parameter |
| C. | chemical parameter |
| D. | physical parameter |
| Answer» C. chemical parameter | |
| 27. |
Active transducers work on the principle of ________ |
| A. | energy conversion |
| B. | mass conversion |
| C. | energy alteration |
| D. | volume conversion |
| Answer» B. mass conversion | |
| 28. |
Which type of transducer requires energy to be put into it in order to translate changes due to the measurand? |
| A. | active transducers |
| B. | passive transducers |
| C. | powered transducers |
| D. | local transducers |
| Answer» C. powered transducers | |