When crossing the magnetic equator the（）.
- AFlinders bar should be inverted
- BHeeling magnet should be inverted
- CThe quadrantal spheres should be rotated 180°
- DFlinders bar should be moved to the opposite side of the binnacle
问题
When crossing the magnetic equator the
参考解析：
分类：磁罗经与陀螺罗经的使用题库
相关推荐
-
1、The magnetic compass magnets are acted
The magnetic compass magnets are acted on by the horizontal component of the Earth’s total magnetic force. This magnetic force is GREATEST at the（）.Anorth magnetic poleBsouth magnetic poleCmagnetic prime vertical meridianDmagnetic equator
-
2、The difference between magnetic headin
The difference between magnetic heading and compass heading is called（）.AvariationBdeviationCcompass errorDdrift
-
3、The magnetic compass operates on the p
The magnetic compass operates on the principle that（）.Alike magnetic poles attractBunlike magnetic poles repelCunlike poles attractDthe poles of the compass line up with the geographic poles of the earth
-
4、The standard magnetic compass heading
The standard magnetic compass heading differs from the true heading by（）.Acompass errorBlatitudeCvariationDdeviatio
-
5、At the equator day is as long as night
At the equator day is as long as night ______.Asometimes Bnever Cusually Dalways
-
6、The total magnetic effects which cause
The total magnetic effects which cause deviation of a vessel’s compass can be broken down into a series of components which are referred to as（）.Adivisional partsBcoefficientsCfractional partsDequatio