Stability is determined principally by the location of the center of gravity and the().
A、A.aft perpendicular
B、B.center of buoyancy
C、C.keel
D、D.center of flotation
A、A.aft perpendicular
B、B.center of buoyancy
C、C.keel
D、D.center of flotation
A、only when there is positive stability B、only when there is negative stability C、only when there is neutral stability D、at all times
A、only when there is positive stability B、only when there is negative stability C、only when there is neutral stability D、at all times
A、only when there is positive stability B、only when there is negative stability C、only when there is neutral stability D、at all times
A、stability at all angles of inclination B、initial stability C、stability at angles less than the limit of positive stability D、stability at angles less than the downflooding angle
A、stability is positive B、neutral equilibrium exists C、the load line is not submerged D、intact stability curves are valid
A、which exists when the wind speed is less than 50 knots B、before collision C、after flooding D、at the maximum load
A、which exists when the wind speed is less than 50 knots B、before collision C、after flooding D、at the maximum load
A、the limit of positive stability B、the limit of small-angle stability C、maximum offset D、downflooding