Question 631Navigation General70% to pass
If the compass heading and the magnetic heading are the same then _______________.
AI Explanation
The correct answer is D) there is no deviation on that heading.
When the compass heading and the magnetic heading are the same, it means there is no deviation on that particular heading. Deviation is the difference between the compass heading and the magnetic heading, caused by the influence of nearby metals or magnetic fields on the compass. If the compass and magnetic headings are the same, it indicates that the compass is not being affected by any deviation and is providing an accurate reading.
The other options are incorrect because A) the variation, which is the difference between true north and magnetic north, has not been offset, B) there is nothing inherently wrong with the compass, and C) the lack of deviation implies the compass is not being influenced by nearby metals.
Related Questions
#629 Magnetic compass deviation _______________.#630 If a ship is proceeding towards the magnetic equator, the uncorrected deviation due to permanent magnetism _______________.#632 If the magnetic heading is greater than the compass heading, what direction is the deviation? #633 What is the difference between magnetic heading and compass heading called? #634 Deviation is the angle between the _______________.