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Aircraft Navigation: Attitude Heading Reference System (AHRS) and Gyro Principles

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Aircraft Navigation: Attitude Heading Reference System (AHRS) and Gyro Principles

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Questions and Answers

What is the primary function of an Attitude Indicator in an aircraft?

To aid in navigation through autopilot systems

To calculate aircraft position and velocity

To provide weather radar information

To provide attitude information to aircraft systems (correct)

What is the maximum acceptable precession of a heading indicator during a 15-minute period?

5 degrees

10 degrees

3 degrees (correct)

1 degree

What can cause a slight pitch up indication on an Attitude Indicator?

Banking more than 100 degrees

Decelerations

Pitching more than 60 degrees

Accelerations (correct)

What is the term for the degradation of an Inertial Reference Unit's (IRU) calculations over time?

Drift Signup and view all the answers

What does an Inertial Reference Unit (IRU) primarily consist of?

Gyros and accelerometers Signup and view all the answers

What is the primary purpose of a Heading Indicator in an aircraft?

To aid the pilot in navigation Signup and view all the answers

What is the primary function of the heading indicator?

To provide directional information Signup and view all the answers

What is the principle of operation of the heading indicator?

Gyroscopic precession Signup and view all the answers

What is the purpose of the ball in a turn coordinator?

To deflect outward from the turn Signup and view all the answers

What is the primary benefit of a horizontal situational indicator?

It combines navigation and heading instruments into one Signup and view all the answers

What should the preflight actions indicate during taxi turns?

A bank in the direction of the turn Signup and view all the answers

What is the name of the window on the altimeter that allows for adjustments in barometric pressure?

Kolisman window Signup and view all the answers