The geometric center of the waterplane area is called the().
- Acenter of buoyancy
- Bcenter of gravity
- Cmetacenter
- Dcenter of flotatio
The geometric center of the waterplane area is called the().
1、Addition of weight above the center of
Addition of weight above the center of gravity of a vessel will always().Areduce initial stabilityBincrease righting momentsCincrease GMDAll of the above
2、Because the actual center of some plan
Because the actual center of some planets may differ from the observed center,the navigator applies a correction known as the().Aphase correctionBrefraction correctionCsemidiameter correctionDaugmentation correctio
3、The center line condition of the trans
The center line condition of the transmission shaft can be checked by()Athe border flange’s excursion and flectionBthe both end shafts li...
4、For a floating vessel,the center of fl
For a floating vessel,the center of flotation is the point in the waterplane().Aabout which the vessel lists and trimsBwhich coincides with t...
5、Addition of weight above the center of
Addition of weight above the center of gravity of a vessel will ALWAYS().Areduce initial stabilityBincrease righting momentsCincrease GMDAll of the above
6、A virtual rise in the center of gravit
A virtual rise in the center of gravity may be caused by().Afilling a partially filled tankBusing an on board crane to lift a freely swinging heavy objectCemptying a partially filled tankDtransferring ballast from the forepeak to the after peak