What is used to correct for both induced and permanent magnetism, and consequently must be readjusted with radical changes in latitude?
A
Flinders bar
B
Soft iron spheres
C
Fore-and-aft permanent magnets in their trays
D
Heeling magnet
E
İlgili Sorular
A long ton is __________.Aboard a 60 foot long small passenger vessel (other than a ferry) which is certificated to carry 33 ...The MINIMUM acceptable size for a towing bridle would be that size in which the safe working load (S...A tow bridle is attached to the main tow hawser at the __________.The DEEP DRILLER may remain at operating draft instead of deballasting to survival draft when ______...