更多"A towing light is（）."的相关试题:
[单项选择]A towing light（）.
A. flashes at regular intervals of 50-70 flashes per minute
B. is yellow in color
C. shows an unbroken light over an arc of the horizon of not less than 180°nor more than 225°
D. All of the above
[单项选择]A towing light is a yellow light having the same characteristics as a(n)（）
A. special flashing light
B. anchor light
C. sternlight
D. masthead light
[单项选择]A towing light is（）.
A. shown below the stern light
B. white in color
C. displayed at the masthead
D. a yellow light having the same characteristics as the stern light
[单项选择]A single towing light will be carried above a vessel’s sternlight（）.
A. only if she is towing astern
B. only if the tow exceeds 200 meters
C. at any time when towing
D. if the towing vessel is part of a composite unit
[单项选择]The towing light is a(n)（）.
A. flashing amber light
B. yellow light with the same characteristics as the sternlight
C. all-round yellow light
D. yellow light with the same characteristics as the masthead light
[单项选择]As defined in the Rules，a towing light is a yellow light having the same characteristics as a(n)（）.
A. masthead light
B. all-round light
C. sidelight
D. sternlight
[单项选择]A towing light，according to the Rules，is a（）.
A. white light
B. red light
C. yellow light
D. blue light
[单项选择]A towing vessel becomes tripped while towing on a hawser astern. What factor is MOST important when assessing the risk of capsizing? （）
A. Length of the towline
B. Height of the towline connection
C. Longitudinal position of the towline connection
D. Direction of opposing force
[单项选择]To reduce stress on the towing hawser when towing astern (ocean tow)，the hawser should be （）.
A. secured to the aftermost fitting on the towing vessel
B. just touching the water
C. underwater
D. as short as possible
[单项选择]Fire protection regulations for towing vessels allow all of these types of fuel piping，EXCEPT（）.
A. steel
B. aluminum in an aluminum-hulled vessel
C. schedule 80 fire resistant plastic pipe
D. nickel-copper，copper-nickel or annealed copper
[单项选择]Fire protection regulations apply to those towing vessels（）.
A. used only for pollution response
B. owned and operated by the US government
C. used only within a barge fleeting area
D. used only on inland waters
[单项选择]Fire protection and manning regulations for towing vessels state that the Master or person in charge must ensure that all crew members who have not participated in the drills or received the safety orientation（）.
A. receive a safety orientation or view a videotape before the vessel gets underway
B. view a videotape on safety procedures within 48 hours of reporting for duty
C. receive a safety orientation within 24 hours of reporting for duty
D. none of the above
[单项选择]The biggest problem encountered when towing bridle legs are too short is（）.
A. retrieval
B. adjusting tension
C. excessive strain
D. hookup to main towline
[单项选择]Fire protection regulations for towing vessels require training in all of the following，EXCEPT（）.
A. putting on a fireman's outfit，if the vessel is so equipped
B. donning a self-contained breathing apparatus，if the vessel is so equipped
C. activating the general alarm and reporting inoperative alarm systems and fire-detection systems
D. refilling and servicing all expended fire extinguishing equipment
