Construction of Various Types of Direct Reading Compass

Direct Reading Compass The purpose of liquid compass is to indicate in which direction the magnetic north pole lies, to enable and ac position to be determine with respect to that pole. They are classified under two headings.  (a) Pilot Type. It is used to indicate the magnetic heading of the aircraft.  (b) Observer Type. It is used with adjustable sights to enable bearing to be taken of distant object (ac) Pilot Type. The magnetic compass is a simple, self-contained instrument, which operates on the principle of magnetic attraction. It is designed to indicate the direction in which…

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