Instrument Flight Rules (IFR) for Aviation

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What is the primary function of the flux gate system in an aircraft?

To provide a visual display of the aircraft's attitude

To generate a signal for the radio communication equipment

To sense the aircraft's altitude

To continuously sense the earth's magnetic field (correct)

What is the benefit of slaved gyros in an aircraft?

They increase the pilot's available scan time

They enable the aircraft to fly at higher speeds

They provide a more accurate altimeter reading

They reduce pilot workload by eliminating the need for manual realignment (correct)

What is the primary function of the heading indicator unit?

To process the gyro unit until it is aligned with the transmitter signal (correct)

To generate a signal for the radio navigation equipment

To display the aircraft's rate of turn

To provide a visual display of the aircraft's altitude

What is the purpose of the magnetic slaving transmitter in an aircraft?

To amplify the signal from the flux gate system Signup and view all the answers

What is the trend in instrument panel design?

To combine instruments to reduce pilot workload Signup and view all the answers

What is the primary function of the Directional Gyro (DG) in an aircraft?

To provide a visual display of the aircraft's heading Signup and view all the answers

What is the primary function of the gyroscope in a Horizontal Situational Indicator?

To establish an inertial platform that remains fixed in space Signup and view all the answers

What is the purpose of the knob on the front of the Horizontal Situational Indicator?

To engage the gimbals and allow the pitot to rotate the gyro and card Signup and view all the answers

What is the term for when the gyro in a Horizontal Situational Indicator becomes distributed and needs to find its axis again?

Tumble indicator Signup and view all the answers

How is the gyroscope in a Horizontal Situational Indicator typically powered?

All of the above Signup and view all the answers

What is the name of the line on the Horizontal Situational Indicator that the number opposite it must agree with the magnetic compass?

Lubber line Signup and view all the answers

In what type of flight profile is the tumble indicator most likely to occur?

Aerobatic flight Signup and view all the answers

What is the primary purpose of a heading indicator in an aircraft?

To aid the pilot in navigation by determining aircraft direction Signup and view all the answers

What is the difference between True North and Magnetic North?

True North is based on the North Pole, while Magnetic North is based on the Earth's magnetic field Signup and view all the answers

What is the main advantage of gyroscopic heading indicators over magnetic compasses?

Gyroscopic heading indicators are more reliable and less prone to errors Signup and view all the answers

What is the purpose of a self-erecting mechanism in a gyroscope?

To apply a precessing force to the gyroscope Signup and view all the answers

Why do gyro heading indicators need to be manually set to the appropriate heading?

Because they are not north-seeking Signup and view all the answers

What is the significance of the gimbal system in gyroscopic heading indicators?

It allows the gyroscope to rotate freely about the vertical axis Signup and view all the answers