更多"When a tug is pulling on a hawser a"的相关试题:
[单项选择]The distance a vessel moves at right angles to the original course，when a turn of 180°has been completed，is called the（）.
A. advance
B. pivoting point
C. tactical diameter
D. kick
[单项选择]A mooring line leading at nearly right angles to the keel is a（）.
A. bow line
B. breast line
C. spring line
D. stern line
[单项选择]When using horizontal sextant angles of three objects to fix your position，an indeterminate position will result in which situation（）.
A. The objects lie in a straight line
B. The vessel is inside of a triangle formed by the objects
C. The vessel is outside of a triangle formed by the objects
D. A circle will pass through your position and the three objects
[单项选择]Coral atolls，or a chain of islands at right angles to the radar beam，may show as a long line rather than as individual targets due to （）.
A. the effects of beam width
B. limitations on range resolution
C. the pulse length of the radar
D. the multiple-target resolution factor
[单项选择]When connecting the tow bridle to a tug, the end of the bridle is passed with a（）.
A. heaving line
B. shot line
C. high line
D. messenger line
[单项选择]A tug may be in danger of tripping when（）.
A. towed sideways by an overwhelming force on the towline
B. her tow moves parallel to and forward on either side of the tug
C. the tow is no longer directly astern but moves up on her quarter
D. All of the above
[单项选择]A tug is “in irons” when held in a fixed position by（）
A. the weight of its tow，its being anchored，or grounded
B. the weight of its towing hawser on the bottom
C. an adverse current
D. lack of power or an engine breakdown
[单项选择]If a line at right angles to the axis rotates about that axis and, at the same time, moves parallel to the axis, it will generate （）.
A. a helix
B. a helicoidal
C. a curve
D. a cone
[单项选择]A tug would NOT assist a ship to steer if the tug is made up to the large vessel（）.
A. by a tow line ahead of the vessel
B. forward on either bow of the vessel
C. approximately amidships of the vessel
D. on the vessel's quarter
[单项选择]When backing a motor propelled lifeboat (right-hand propeller) with the rudder amidships，the stern will back（）.
A. straight
B. to port
C. to starboard
D. None of the above
[单项选择]When the helm demands a 20°right rudder movement from an electro-hydraulic steering gear, which of the listed actions will be the FIRST action to happen when this rudder position is attained?（）
A. The six-way valve opens
B. The steering service pump motor is stopped
C. The follow-up gear takes the pump off stroke
D. The cylinder relief valves bypass oil to the suction side the pump
[单项选择]Took tug Satex on St’d bow，using eng．and tug var’ly at Capt.and Plt orders.This wording is likely to appear in（）.
A. Deck logs
B. Night Orders
C. Captain's Standing Orders
D. B/L
[单项选择]TUG3的结构是（）
A. 9行83列
B. 9行84列
C. 9行85列
D. 9行86列
[单项选择]A tug in irons is（）.
A. rudder bound
B. being tripped by the towline
C. unable to maneuver
D. broached
[单项选择]A tug is best positioned for towing and maneuvering on rivers and other restricted waters where wave action is limited when（）.
A. directly astern and pushing the tow
B. towing on a hawser
C. towing alongside and parallel to the vessel it is towing
D. towing on the hip
[单项选择]A tug is approaching a broken down steamer in moderately heavy weather preparing to take it in tow. In most cases the（）.
A. steamer will drift stern downwind
B. tug will drift faster than the steamer
C. tug should approach stern to
D. tug should approach from downwind
[单项选择]A tug is to assist in docking an oceangoing vessel on a hawser. The greatest danger to the tug is （）.
A. from the ship's propeller when making up aft
B. from being overrun if making up forward
C. hull damage while alongside passing a hawser
D. getting in a tripping position
[单项选择]Take tug’s towing line to（）.
A. captain
B. capstan
C. capital
D. carpenter
