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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Instrumentation Transducers knowledge and support exam preparation. Choose a topic below to get started.
1. |
WHICH_OF_THE_FOLLOWING_IS_CORRECT_RELATIONSHIP_FOR_SENSITIVITY??$ |
A. | Volt/watt |
B. | Watt/volts |
C. | Volt/amp |
D. | Volts |
Answer» B. Watt/volts | |
2. |
Sensitivity_can_represent_in_terms_of_lumen.$ |
A. | True |
B. | False |
Answer» B. False | |
3. |
Sensing element in IR thermal detector will be _____________? |
A. | Thermo couple |
B. | Thermo pile |
C. | Bolometer |
D. | All of the mentioned |
Answer» E. | |
4. |
LED and laser emit radiation in ___________ |
A. | Narrow range |
B. | Wide range |
C. | Medium bandwidth |
D. | Unpredictable bandwidth |
Answer» B. Wide range | |
5. |
Which of the following is correct for non-thermal source? |
A. | Need external supply |
B. | Doesn’t need external source |
C. | Can act as thermal source |
D. | All of the mentioned |
Answer» C. Can act as thermal source | |
6. |
Tungsten filament lamp is a _______________ |
A. | Thermal source |
B. | Non-thermal source |
C. | Thermal or non-thermal source |
D. | None of the mentioned |
Answer» C. Thermal or non-thermal source | |
7. |
Every hot body emit IR radiation. |
A. | True |
B. | False |
Answer» B. False | |
8. |
Infra red radiation sources may be _______________ |
A. | Thermal source |
B. | Non-thermal source |
C. | Thermal or non-thermal source |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
9. |
Which of the following represents IR wavelength? |
A. | 100 nm to 700 nm |
B. | 700 nm to 2500 nm |
C. | 2500 nm to 5000 nm |
D. | Greater than 2500 nm |
Answer» C. 2500 nm to 5000 nm | |
10. |
Which of the following is not a part of electro magnetic radiation? |
A. | UV |
B. | Visible region |
C. | IR spectra |
D. | None of the mentioned |
Answer» E. | |