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Questions and Answers
What are the fundamental components of an Attitude Control System (ACS) for a spacecraft?
What are the fundamental components of an Attitude Control System (ACS) for a spacecraft?
- Attitude sensors, attitude determination and control software, actuators (correct)
- Sun sensors, redundant sensors, external inputs
- Thrusters, star trackers, earth sensors
- Gyroscopes, magnetic torqrods, wheels
Which category of control is considered more accurate and versatile for spacecraft?
Which category of control is considered more accurate and versatile for spacecraft?
- Seldom control
- Passive control
- Active control (correct)
- Redundant control
What is the main task of an Attitude Control System (ACS) for a spacecraft?
What is the main task of an Attitude Control System (ACS) for a spacecraft?
- Determine and accurately reconstruct the spatial orientation of the spacecraft, and keep the spacecraft in the desired spatial orientation (correct)
- Minimize the use of resources
- Maintain the stability of the spacecraft's orbit
- Provide redundant sensors for safety
What is the purpose of attitude sensors in an Attitude Control System (ACS)?
What is the purpose of attitude sensors in an Attitude Control System (ACS)?
What is the difference between passive control and active control for spacecraft?
What is the difference between passive control and active control for spacecraft?
What is the minimal set of parameters required for orbit determination?
What is the minimal set of parameters required for orbit determination?
Which factor contributes to the predicted values differing from the true ones in orbit determination?
Which factor contributes to the predicted values differing from the true ones in orbit determination?
What is the consequence of errors or inadequacy in the dynamical model in orbit determination?
What is the consequence of errors or inadequacy in the dynamical model in orbit determination?
What is the state of a dynamical system?
What is the state of a dynamical system?
What are the measurements linked to the dynamical state in orbit determination?
What are the measurements linked to the dynamical state in orbit determination?
In the context of tracking configurations, what is the distinguishing feature of a three-way configuration?
In the context of tracking configurations, what is the distinguishing feature of a three-way configuration?
What type of commands are associated with telecommand in the context of uplink?
What type of commands are associated with telecommand in the context of uplink?
Which segment of the space system is responsible for receiving telemetry data?
Which segment of the space system is responsible for receiving telemetry data?
What distinguishes a two-way tracking configuration from a one-way configuration?
What distinguishes a two-way tracking configuration from a one-way configuration?
Which type of signals does the ground segment handle for uplink and downlink activities?
Which type of signals does the ground segment handle for uplink and downlink activities?
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