UNIT-2 SC QUIZ

Which are the two main segments of satellite communication?

• Sun segment and Jupiter segment

• Space segment and Earth segment

• Earth segment and Mars segment

• Space segment and Moon segment

What is the purpose of the Altitude and Orbit Control (AOC) subsystem?

• To control the orientation of the satellite in its orbit

• To control the temperature of the satellite

• To control the power supply of the satellite

• To control the communication signals

Which method is used to stabilize the satellite by using one or more momentum wheels?

• Three-axis method

• Yaw axis method

• Spinning the Satellite

• Roll axis method

What is the function of the Orbit Control Subsystem?

• To bring the satellite into its correct orbit

• To monitor the temperature of the satellite

• To control the communication signals

• To control the power supply of the satellite

What does the Telemetry subsystem in satellites monitor?

• The position of switches and attitude

• The color of the satellite

• The size of the satellite

• The speed of the satellite

Which type of solar arrays are used in spinning satellites?

• Cylindrical solar arrays

• Rectangular solar arrays

• Rechargeable batteries

• Solar sail

What is the main function of the Antenna Subsystems in satellites?

• To transmit and receive signals

• To control the orbit of the satellite

• To generate power for the satellite

• To control the temperature of the satellite

What are the two main components of the Earth Segment in satellite communication?

• Tracking and Commanding Subsystem

• Transmitter and Receiver

• Antenna and Tracking equipment

• Power Systems and Antenna Subsystems

What is the purpose of the Transmitter in the Earth Station Antenna?

• To amplify the signal

• To track the satellite

• To receive signals from satellites

• To convert modulated signal to higher frequency

What is the function of the Tracking Subsystem in the Earth Station?

• To control the temperature of the satellite

• To monitor the position of the satellite

• To generate power for the satellite

• To establish communication with the satellite