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This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Avionics knowledge and support exam preparation. Choose a topic below to get started.
1. |
Telemetry, command, and control (TC&C) subsystem allow a ground station to monitor and control conditions in the satellite. |
A. | True |
B. | False |
Answer» B. False | |
2. |
Why is it not possible to provide transmit function by wideband amplifier and mixer circuits? |
A. | Heavy attenuation |
B. | High power output over wideband is not possible |
C. | Economically not profitable |
D. | Weight of the system increases five fold |
Answer» C. Economically not profitable | |
3. |
WHY_IS_IT_NOT_POSSIBLE_TO_PROVIDE_TRANSMIT_FUNCTION_BY_WIDEBAND_AMPLIFIER_AND_MIXER_CIRCUITS??$ |
A. | Heavy attenuation |
B. | High power output over wideband is not possible |
C. | Economically not profitable |
D. | Weight of the system increases five fold |
Answer» C. Economically not profitable | |
4. |
Telemetry, command, and control (TC&C) subsystem allow a ground station to monitor and control conditions in the satellite.$ |
A. | True |
B. | False |
Answer» B. False | |
5. |
What is the number of transponders if the satellite uses 12 channels of frequency and frequency reuse is implemented? |
A. | 12 |
B. | 6 |
C. | 24 |
D. | 3 |
Answer» D. 3 | |
6. |
In a regenerative transponder, the signal is demodulated and modulated again before transmission. |
A. | True |
B. | False |
Answer» B. False | |
7. |
Which of the following transponders convert the uplink signal to downlink signal using two mixers |
A. | Single conversion transponders |
B. | Dual conversion transponders |
C. | Regenerative transponders |
D. | Dual mixer transponder |
Answer» C. Regenerative transponders | |
8. |
Why is there a huge spectrum space between the transmitted and received signal in satellite communication? |
A. | Reduce interference |
B. | Maximum efficiency |
C. | Less attenuation |
D. | To reduce space occupied by filters |
Answer» B. Maximum efficiency | |
9. |
Which of the following components receives, translates the signal frequency and re-transmits the signal in a satellite? |
A. | Repeater |
B. | Relay |
C. | Transponder |
D. | Transducer |
Answer» D. Transducer | |
10. |
Which of the following are common baseband signals transmitted from the earth ground station? |
A. | Navigational data, computer data, video |
B. | Computer data, navigational data, voice |
C. | Voice, video, computer data |
D. | Computer data |
Answer» D. Computer data | |
11. |
Which of the following is not a part of the propulsion subsystem of a satellite? |
A. | Gyroscope |
B. | Jet thruster |
C. | AKM |
D. | Fuel control system |
Answer» B. Jet thruster | |
12. |
Which of the following is not a satellite subsystem? |
A. | Ground station |
B. | Power system |
C. | Telemetry tracking |
D. | Communication subsystem |
Answer» B. Power system | |