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Aviation Navigation: Introduction to Magnetic Principles

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Aviation Navigation: Introduction to Magnetic Principles

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Questions and Answers

What is the total number of deviation coefficients in aircraft magnetism?

Two

Four

Five (correct)

Three

What is Coefficient A primarily responsible for?

Hard iron magnetism

Soft iron magnetism

Installation error (correct)

Imaginary magnetism

What is the purpose of the slotted mounting holes in compass components?

To allow movement in pitch

To allow movement in azimuth (correct)

To allow movement in roll

To allow movement in altitude

Which coefficients are involved in practical compass compensation?

A, B, and C Signup and view all the answers

What type of magnetism is Coefficient B associated with?

Both soft and hard iron magnetism Signup and view all the answers

What is the result of the interaction between soft and hard iron magnetism, according to Coefficient B?

An imaginary magnet lying along the longitudinal axis Signup and view all the answers

Why is it necessary to obtain the values of deviation coefficients on each heading?

To minimize the deviations caused by aircraft magnetism Signup and view all the answers

What is the primary purpose of analysing the deviation coefficients?

To minimize the deviations caused by aircraft magnetism Signup and view all the answers

What is the result of correcting Coefficient A?

The compass reads the corrected heading Signup and view all the answers

How many coefficients are not involved in practical compass compensation?

Two Signup and view all the answers