Question 622Navigation General70% to pass
What does a single vertical magnet placed underneath the compass in the binnacle compensate for?
AI Explanation
The correct answer is C) deviation caused by the vessel's inclination from the vertical.
A single vertical magnet placed underneath the compass in the binnacle compensates for deviation caused by the vessel's inclination from the vertical, which can occur as the ship pitches and rolls. This vertical magnet creates a magnetic field that counteracts the induced magnetism in the vertical soft iron due to the vessel's motion, helping to maintain the compass' accuracy.
The other answer choices are incorrect because they do not accurately describe the purpose of the single vertical magnet. The magnet does not compensate for induced magnetism in the horizontal soft iron (A), the horizontal component of the permanent magnetism (B), or induced magnetism in the vertical soft iron (D).
Related Questions
#620 What does the Flinders bar on a magnetic compass compensates for? #621 Which statement about the Flinders bar of the magnetic compass is CORRECT? #623 Which of the following describes the principal purpose of magnetic compass adjustment? #624 When adjusting a magnetic compass for error, a deviation table should be made _______________.#625 Deviation which is maximum on intercardinal compass headings may be removed by the _______________.