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This section includes 70 Mcqs, each offering curated multiple-choice questions to sharpen your Ic Engine knowledge and support exam preparation. Choose a topic below to get started.
51. |
______________is_the_complex_impedance_presented_to_the_output_terminals_of_a_transducer_by_the_associated_circuitry_or_load.$ |
A. | Lead impedance |
B. | Capsule |
C. | Intermittent rating |
D. | None of the mentioned |
Answer» B. Capsule | |
52. |
PCG amplifiers usually have gain compensation circuits to increase amplification of high frequency signals, which are usually of low intensity. |
A. | True |
B. | False |
Answer» B. False | |
53. |
What is the frequency range of amplifier used for a phonocardiograph? |
A. | less than 0 Hz |
B. | 0 to 20 Hz |
C. | 20 to 2000 Hz |
D. | above 2000 Hz |
Answer» D. above 2000 Hz | |
54. |
Acoustic sensor principal sensing component is made up of which polymer ? |
A. | PEO(Poly-ethylene oxide) |
B. | PET(Poly-ethylene tetraphthalate) |
C. | PVDF(Poly-vinylidene fluoride) |
D. | PS(Poly-styrene) |
Answer» D. PS(Poly-styrene) | |
55. |
Who_described_about_new_acoustic_sensor? |
A. | Golden et al |
B. | Rijn et al |
C. | Levkov et al |
D. | Kassal et al |
Answer» E. | |
56. |
What is the frequency range of sound generated from the closure of mitral and tricuspid valve? |
A. | 0 to 30 Hz |
B. | 30 to 100 Hz |
C. | 100 to 1000 Hz |
D. | above 1000 Hz |
Answer» C. 100 to 1000 Hz | |
57. |
_____________ is a pressure sensing element consisting of two corrugated metallic diaphragms joined along their circumference? |
A. | Dead band |
B. | Capsule |
C. | Diaphragm |
D. | None of the mentioned |
Answer» C. Diaphragm | |
58. |
Who provides a recording of waveforms of heart sounds? |
A. | Electrocardiograph |
B. | Vectorcardiograph |
C. | Phonocardiograph |
D. | Electromyograph |
Answer» D. Electromyograph | |
59. |
_____________ is the rating applicable to a specified operation for a specified uninterrupted length of time. |
A. | Dead band |
B. | Continuous rating |
C. | Diaphragm |
D. | None of the mentioned |
Answer» C. Diaphragm | |
60. |
Which instrument is used for clinical detection of heart sounds? |
A. | Stethoscope |
B. | Endoscope |
C. | Anoscope |
D. | Proctoscope |
Answer» B. Endoscope | |
61. |
_____________ is a sensing element consisting of a thin flexible circular plate which can be actuated by a pressure differential applied across the plate. |
A. | Dead band |
B. | Capsule |
C. | Diaphragm |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
62. |
Which of the following instrument is used for recording the sounds connected with the |
A. | |
B. | ECG |
C. | VCG |
Answer» D. | |
63. |
_____________ is the range of values over which a measured variable can change without affecting the output. |
A. | Dead band |
B. | Capsule |
C. | Diaphragm |
D. | None of the mentioned |
Answer» B. Capsule | |
64. |
How many loops each vectorcardiogram exhibits? |
A. | one |
B. | two |
C. | three |
D. | four |
Answer» D. four | |
65. |
A pressure sensing element consisting of a twisted or curved tube of non-circular cross-section which tends to get straightened on the application of internal pressure is the |
A. | bellows |
B. | best fit straight line |
C. | bourdon tube |
D. | none of the mentioned |
Answer» D. none of the mentioned | |
66. |
___________ is a vectorial representation of the distribution of electric potentials generated by heart. |
A. | EEG |
B. | ECG |
C. | PCG |
D. | VCG |
Answer» E. | |
67. |
A mechanical element generally cylindrical shape with cylindrical walls having deep convolutions are the |
A. | bellows |
B. | best fit straight line |
C. | ambient condition |
D. | none of the mentioned |
Answer» B. best fit straight line | |
68. |
Vectorcardiogram displays the electrical events in __________perpendicular axes. |
A. | one |
B. | two |
C. | three |
D. | four |
Answer» C. three | |
69. |
A line midway between two parallel straight lines close together and enclosing all output versus measurand values, on a calibration curve is termed as |
A. | analog signal |
B. | best fit straight line |
C. | ambient condition |
D. | none of the mentioned |
Answer» C. ambient condition | |
70. |
The conditions of the medium surrounding the measuring device is called |
A. | analog signal |
B. | instability |
C. | ambient condition |
D. | none of the mentioned |
Answer» D. none of the mentioned | |