 
			 
			MCQOPTIONS
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				This section includes 13 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. | Long path optical measurement has a range of several kilometres. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 2. | Long path optical measurement uses _____________ | 
| A. | IR radiation | 
| B. | Ultraviolet radiation | 
| C. | Both IR and UV | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |
| 3. | Which of the following represents the allowed rate of CO2? | 
| A. | Less than 5000ppm | 
| B. | Less than 700ppm | 
| C. | Less than 300ppm | 
| D. | Less than 100ppm | 
| Answer» D. Less than 100ppm | |
| 4. | LONG_PATH_OPTICAL_MEASUREMENT_USES______________?$ | 
| A. | IR radiation | 
| B. | Ultraviolet radiation | 
| C. | Both IR and UV | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |
| 5. | Long_path_optical_measurement_have_a_range_of_several_kilometres.$ | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 6. | Which of the following represents allowed rate of CO2? | 
| A. | Less than 5000ppm | 
| B. | Less than 700ppm | 
| C. | Less than 300ppm | 
| D. | Less than 100ppm | 
| Answer» D. Less than 100ppm | |
| 7. | VOC stands for _______________ | 
| A. | Viable organic components | 
| B. | Volatile organic components | 
| C. | Varying organic components | 
| D. | Virtual organic carriage | 
| Answer» B. Volatile organic components | |
| 8. | NPL stands for _________________ | 
| A. | National population laboratory | 
| B. | National pollution laboratory | 
| C. | National physical laboratory | 
| D. | Net pollution list | 
| Answer» D. Net pollution list | |
| 9. | Toxic gases such as H2S, nitrogen oxides causes ____________ | 
| A. | Immediate harm to body | 
| B. | Slow harm to body | 
| C. | Not sure about speed of action | 
| D. | None of the mentioned | 
| Answer» B. Slow harm to body | |
| 10. | Which of the following is not poisonous to humans? | 
| A. | Flue gases | 
| B. | Stack gases | 
| C. | HCl | 
| D. | None of the mentioned | 
| Answer» E. | |
| 11. | Ozone depletion is higher at _______________ | 
| A. | Polar regions | 
| B. | Near polar regions | 
| C. | Non polar regions | 
| D. | None of the mentioned | 
| Answer» B. Near polar regions | |
| 12. | CFC causes ozone layer depletion. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 13. | Ozone layer is in earth layer ______________ | 
| A. | Toposphere | 
| B. | Ionosphere | 
| C. | Stratosphere | 
| D. | Mesosphere | 
| Answer» D. Mesosphere | |