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What sub-system is responsible for providing the boost to get a satellite into orbit?

  1. The navigation system

  2. The communication system

  3. The propulsion system

  4. The power system

The correct answer is: The propulsion system

The propulsion system is responsible for providing the necessary thrust to propel a satellite into orbit. This subsystem generates the force required to overcome the gravitational pull of the Earth and achieve the appropriate velocity and altitude for orbital insertion. Typically, rockets or engines in the propulsion system utilize chemical or electric propulsion methods to deliver the needed power for launch. Other systems, such as navigation, communication, and power, play critical roles in the overall operation of the satellite, but they do not directly contribute to the launch phase. The navigation system helps in guiding the satellite's trajectory, the communication system enables data transmission both to and from the satellite, and the power system ensures that all subsystems operate effectively. However, when it comes to the initial phase of getting a satellite into orbit, the propulsion system is the key element.