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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.
1. |
MLS ESA works on the principle of phase shifting. |
A. | True |
B. | False |
Answer» B. False | |
2. |
MLS_ESA_WORKS_ON_THE_PRINCIPLE_OF_PHASE_SHIFTING.?$ |
A. | True |
B. | False |
Answer» B. False | |
3. |
What is the typical scanning rate of the MLS antenna? |
A. | 20,000°/sec |
B. | 10000°/sec |
C. | 500°/sec |
D. | 37°/sec |
Answer» B. 10000¬¨¬®‚Äö√†√ª/sec | |
4. |
Using an audio tone to encode angles is an efficient method. |
A. | True |
B. | False |
Answer» C. | |
5. |
Which of the following determines the required transmission power in MLS? |
A. | Noise |
B. | Bit error rate |
C. | Runway length |
D. | Aircraft size |
Answer» C. Runway length | |
6. |
What is the number of channels in the MLS system? |
A. | 10 |
B. | 50 |
C. | 4000 |
D. | 200 |
Answer» E. | |
7. |
Why is a back azimuth station used in some MLS? |
A. | Better range |
B. | Less noise |
C. | Missed approach |
D. | Back up for main azimuth station |
Answer» D. Back up for main azimuth station | |
8. |
Which of the following is not one of the basic components of the MLS system? |
A. | Azimuth ground station |
B. | Elevation ground station |
C. | DME |
D. | Radar |
Answer» E. | |
9. |
What does the MLS use to overcome the weakness of ILS system? |
A. | Narrow beam width antennas |
B. | More power |
C. | Filers for separating noise |
D. | Array of antennas |
Answer» B. More power | |
10. |
What is the main weakness of the ILS system? |
A. | Less power |
B. | Less range |
C. | More noise |
D. | Environment sensitivity |
Answer» E. | |