MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Antennas knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Troposphere scatter propagation is used for point to point communication |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
The region between the top of troposphere and start of stratosphere is called ____ |
| A. | tropopause |
| B. | stratopause |
| C. | ionosphere |
| D. | region of calm |
| Answer» B. stratopause | |
| 3. |
Which of the following is the nearest region from the earth surface in the atmosphere? |
| A. | Troposphere |
| B. | Stratosphere |
| C. | Ionosphere |
| D. | Outer atmosphere |
| Answer» B. Stratosphere | |
| 4. |
Which of the following is a property of troposphere? |
| A. | Temperature decreases with increase in height |
| B. | Temperature increases with increase in height |
| C. | Gas components don’t remain in constant percentage with increase in height |
| D. | Water vapor components remain same with height |
| Answer» B. Temperature increases with increase in height | |
| 5. |
The actual height of troposphere is least at ____ |
| A. | poles |
| B. | equator |
| C. | both equator and poles |
| D. | other composition other than poles and equator |
| Answer» B. equator | |
| 6. |
The lowest layer in the structure of atmosphere extends to a distance of _____km from earth surface |
| A. | 15m |
| B. | 15km |
| C. | 50m |
| D. | 50km |
| Answer» C. 50m | |
| 7. |
At which region of the troposphere the temperature remains constant throughout the narrow belt? |
| A. | Tropopause |
| B. | Region of change |
| C. | Region of calm |
| D. | Stratopause |
| Answer» B. Region of change | |
| 8. |
Height of the troposphere ranging from earth surface is up to _____ |
| A. | 15m |
| B. | 15km |
| C. | 50m |
| D. | 50km |
| Answer» C. 50m | |
| 9. |
Which of the following scattering occurs through the fine layers in the troposphere? |
| A. | Forward Scatter propagation |
| B. | Ionosphere |
| C. | Space wave |
| D. | LOS |
| Answer» B. Ionosphere | |
| 10. |
What is the frequency used for tropospheric scatter propagation? |
| A. | Above 30GHz |
| B. | Above 30MHz |
| C. | Above 300MHz |
| D. | Above 300GHz |
| Answer» D. Above 300GHz | |