MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
Which of the following parameter is measured by strain gauge? |
| A. | temperature |
| B. | displacement |
| C. | height |
| D. | pressure |
| Answer» E. | |
| 2. |
Which lead method is employed to compensate for temperature variation in the leads? |
| A. | three |
| B. | eight |
| C. | six |
| D. | two |
| Answer» D. two | |
| 3. |
Which of the following is the correct definition for Gauge factor? |
| A. | (incremental change in resistance due to strain/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length) |
| B. | (resistance of an unstretched wire/incremental change in resistance due to stress)*(unstretched length of wire/incremental change in length) |
| C. | (incremental change in resistance due to stress/resistance of an unstretched wire)*(incremental change in length/unstretched length of wire) |
| D. | (incremental change in resistance due to stress/resistance of an unstretched wir |
| E. | *(unstretched length of wire/incremental change in length)b) (resistance of an unstretched wire/incremental change in resistance due to stress)*(unstretched length of wire/incremental change in length)c) (incremental change in resistance due to stress/resistance of an unstretched wire)*(incremental change in length/unstretched length of wire)d) (incremental change in resistance due to stress/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length) |
| Answer» E. *(unstretched length of wire/incremental change in length)b) (resistance of an unstretched wire/incremental change in resistance due to stress)*(unstretched length of wire/incremental change in length)c) (incremental change in resistance due to stress/resistance of an unstretched wire)*(incremental change in length/unstretched length of wire)d) (incremental change in resistance due to stress/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length) | |
| 4. |
________________ is used to describe the figure of merit which determines the overall behaviour of the wire under stress. |
| A. | gauge resistance |
| B. | elastic factor |
| C. | gauge factor |
| D. | elastic modulus |
| Answer» D. elastic modulus | |
| 5. |
Mechanical deformation occurs in the piezo-electric material on applying electricity. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
______________ is not a piezo-electric material. |
| A. | quartz |
| B. | rochelle salt |
| C. | aluminium |
| D. | barium titanate |
| Answer» B. rochelle salt | |
| 7. |
WHICH_LEAD_METHOD_IS_EMPLOYED_TO_COMPENSATE_FOR_TEMPERATURE_VARIATION_IN_THE_LEADS??$ |
| A. | hree |
| B. | eight |
| C. | sixt |
| D. | two |
| Answer» D. two | |
| 8. |
Which of the following parameter is measured by strain gauge?$ |
| A. | temperature |
| B. | displacement |
| C. | height |
| D. | pressure |
| Answer» E. | |
| 9. |
Which of the following s correct definition for Gauge factor? |
| A. | (incremental change in resistance due to strain/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length) |
| B. | (resistance of an unstretched wire/incremental change in resistance due to stress)*(unstretched length of wire/incremental change in length) |
| C. | (incremental change in resistance due to stress/resistance of an unstretched wire)*(incremental change in length/unstretched length of wire) |
| D. | (incremental change in resistance due to stress/resistance of an unstretched wire)*(unstretched length of wire/incremental change in length) |
| Answer» E. | |
| 10. |
Electricity is generated by a piezo-electric crystal on applying pressure to it. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Which of the following is the principle behind strain gauge? |
| A. | variable contact area |
| B. | variable inductance |
| C. | variable capacitance |
| D. | variable resistance |
| Answer» E. | |
| 12. |
________________ material employed for making diaphragm to measure pressure. |
| A. | zirconate titanate |
| B. | barium titanate |
| C. | tourmaline |
| D. | phosphor bronze |
| Answer» E. | |
| 13. |
Mechanical deformation occurs in the piezo-electric material material on applying electricity. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 14. |
Which of the following is the correction option in relation to piezo-electricity? |
| A. | sound electricity |
| B. | pressure electricity |
| C. | temperature electricity |
| D. | photo electricity |
| Answer» C. temperature electricity | |
| 15. |
______________ is not a piezo-electric material? |
| A. | quartz |
| B. | rochelle salt |
| C. | aluminium |
| D. | barium titanate |
| Answer» B. rochelle salt | |