Magnetic Compass And Parts

Top Magnetic Compass And Parts, Components use the following table figure 2 6 and figure 2 7 to learn the parts of a magnetic compass.

Magnetic compass and parts. Simply put a magnetised needle suspended freely points north because of the forces caused by the earths magnetic field. Magnetic compass should be ideally placed in a place far away from all ferromagnetic material so that only forces affecting it are the earths magnetic lines of forces eg on a wooden boat without any metal parts. Parts of a compass there are many types. A magnetic needle a revolving compass housing and a transparent base plate.

A compass is an instrument containing a freely suspended magnetic element which displays the direction of the horizontal component of the earths magnetic field at the point of observation. Magnetic compass gilt brass and glass by an unknown maker c. The housing is marked with the four cardinal points of north. As the image below shows the composition of the earth acts as a huge bar magnet sitting upside down in the middle of the planet.

The adler planetarium and astronomy museum chicago illinois. Suppliers of genuine replacement parts for danforth aquameter ritchie kelvin white dirigo and star compasses. Unship the azimuth mirror from magnetic compass when gyro compass is used for bearings. Detailed explanation about ships magnetism.

Part card bowl magnets gimbals binnacle function the card is an aluminum disk graduated in degrees from 0 to 359. All magnetic material electric wires etc should be kept as far as any from the compass as possible. A magnetic compass is a critical piece of marine navigational equipment. Once north is known the other directions are easily found.

In the adler planetarium and astronomy museum chicago. The hood should always be in place except when the compass is being used cover it again after use. The magnetized needle in a compass is aligned with this magnetic field. 37 289 289 cm.

The magnetic needles north end is painted red and its south end white. As figure 1 shows an orienteering compass typically consists of three main parts. Aquameter compass repair parts a full service instrument shop specializing in sales and service of marine compasses.