更多"For an upright vessel，draft is the "的相关试题:
[单项选择]For an upright vessel, draft is the vertical distance between the keel and the （）.
A. waterline
B. freeboard deck
C. Plimsoll mark
D. amidships section
[单项选择]An upright vessel has negative GM. GM becomes positive at the angle of loll because the（）.
A. free surface effects are reduced due to pocketing
B. KG is reduced as the vessel seeks the angle of loll
C. effective beam is increased causing BM to increase
D. underwater volume of the hull is increased
[单项选择]In ballast my vessel’s draft is（）.
A. 12 feet
B. 8 miles
C. 7 fathoms
D. 10 foot
[单项选择]A vessel constrained by her draft shall, when she overtakes a sailing vessel in a fairway,the sailing vessel is（）.
A. priviledged vessel and keep her course and speed
B. burdened vessel and give way to others
C. burdened vessel and keep course nad speed
D. priviledged vessel and give way to others
[单项选择]Angular motion about the vertical axis of a vessel is called（）.
A. yaw
B. surge
C. sway
D. roll
[单项选择]For a floating vessel，true mean draft is always the（）.
A. average of the observed drafts
B. draft at the center of flotation
C. draft corresponding to the calculated displacement
D. mean of the calculated drafts
[单项选择]A vessel constrained by her draft may display（）.
A. three all-round red lights
B. two 225°red lights
C. three all-round blue lights
D. two 225°blue lights
[单项选择]The vertical movement of a vessel in the water is called（）.
A. pitch
B. sway
C. heave
D. roll
[单项选择]（）is the vertical distance measured on the vessel’s side amidships from the load water line to the upper side of the freeboard deck or a point corresponding to it.
A. Buoyancy
B. Freeboard
C. Draft
D. Displacement
[单项选择]The maximum draft to which a vessel can legally be submerged is indicated by the （）.
A. Loadline mark
B. Certificate of Inspection
C. Station Bill
D. Tonnage mark
[单项选择]A vessel displaying three red lights in a vertical line is（）.
A. restricted in her ability to maneuver
B. not under command
C. engaged in mineclearing operations
D. constrained by her draft
[单项选择]Aboard a vessel, dividing the sum of the vertical moments by the total weight yields the vessel’s（）.
A. height of the center of gravity A.LCG
B. vertical moment
C. righting moment
D. inclining moment
