Power & Antenna Subsystems MCQs : This section focuses on the "Power & Antenna Subsystems" in Satellite Communication. These Multiple Choice Questions (MCQs) should be practiced to improve the Satellite Communication skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Power system is a vital subsystem, which provides the power required for working of a satellite.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 2
The ____________ produce electrical power (current) from incident sunlight.
A. solar arrays
B. solar cells
C. solar sets
D. solar energy
Question 3
How many types of solar arrays that are used in satellites?
A. 1
B. 3
C. 4
D. 2
Question 4
The length of the total wire, which is being used as a dipole, if equals half of the wave length, such an antenna is called as ?
A. Horn Antennas
B. Array Antennas
C. Wire Antennas
D. Reflector Antennas
Question 5
_____________ an example of aperture antenna.
A. Array Antennas
B. Horn antenna is
C. Reflector Antennas
D. Wire Antennas
Question 6
The satellite antennas receive _________ signals and transmit ___________ signals.
A. uplink, uplink
B. downlink, downlink
C. downlink, uplink
D. uplink, downlink
Question 7
The length of satellite antennas is inversely proportional to the operating frequency.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 8
Which of the following is not a part of the propulsion subsystem of a satellite?
A. Jet thruster
B. AKM
C. Gyroscope
D. Fuel control system
Question 9
Which of the following is not a satellite subsystem?
A. Power system
B. Ground station
C. Telemetry tracking
D. Communication subsystem
Question 10
What is the number of transponders if the satellite uses 12 channels of frequency and frequency reuse is implemented?
A. 6
B. 12
C. 18
D. 24