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Power & Antenna Subsystems MCQ Questions And Answers - Satellite Communication

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.

C. Can be true or false
D. Can not say

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Question 2

The ____________ produce electrical power (current) from incident sunlight.

A. solar arrays
B. solar cells
C. solar sets
D. solar energy

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Question 3

How many types of solar arrays that are used in satellites?

A. 1
B. 3
C. 4
D. 2

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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

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Question 5

_____________ an example of aperture antenna.

A. Array Antennas
B. Horn antenna is
C. Reflector Antennas
D. Wire Antennas

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Question 6

The satellite antennas receive _________ signals and transmit ___________ signals.

A. uplink, uplink
B. downlink, downlink
C. downlink, uplink
D. uplink, downlink

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Question 7

The length of satellite antennas is inversely proportional to the operating frequency.

C. Can be true or false
D. Can not say

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Question 8

Which of the following is not a part of the propulsion subsystem of a satellite?

A. Jet thruster
C. Gyroscope
D. Fuel control system

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Question 9

Which of the following is not a satellite subsystem?

A. Power system
B. Ground station
C. Telemetry tracking
D. Communication subsystem

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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

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