Quiz: The Compass

5 spørsmål · Du må ha 100% for å bestå.

1. 1

   What is variation?

   Variation is the difference between speed in km/h and knots.Variation is the difference in daylight due to the sun in different seasons.Variation is the difference in degrees between True North (T) and Magnetic North (M)Variation is the difference in anglebetween Magnetic Course (M)and Compass Course (C)
2. 2

   Where do you find the variation for your local area?

   In the chart information block.In the nations sea and ocean navigating website.In the CE Label of the vessle.In the middle of the compass rose.
3. 3

   What is deviation?

   Deviation is the difference in anglebetween Magnetic Course (M)and Compass Course (C)Deviation is the difference in degrees between True North (T) and Magnetic North (M)Deviation is the difference in time between expected time of arrival and actual time of arrival.Deviation is the difference between registered speed and actual speed.
4. 4

   What is a reason you may be experiencing deviation?

   There is local magnetic interference on your compass.There is too many big waves.The compass is calibrated for the wrong season.The needle in the compass is broken.
5. 5

   How can you avoid deviation?

   Purchase a new compassKeep a distance from local magnetic interferenceShake the compass until the needle points northPut it on top of something magnetic to recalibrate it