更多"A burning AC motor would be conside"的相关试题:
[单项选择]A class "D" fire would be considered as burning （）.
A. wood
B. oil
C. electrical equipment
D. magnesium
[单项选择]A common class of wire rope is the 6X37 class.What does the 37 represent（）.
A. Number of wires in the inner core
B. Number of strands per wire rope
C. Tensile strength of the wire
D. Number of wires per strand
[单项选择]What type of electric motor is most commonly used on board ship?（）
A. non-synchronous electric motor
B. synchronous electric motor
C. fully enclosed electric motor
D. watertight electric motor
[单项选择]A fire involving aluminum powder would be a class （）.
A. "A" fire
B. "B" fire
C. "C" fire
D. "D" fire
[单项选择]What would be prima facie evidence of unseaworthiness? （）
A. Overloading
B. Overstowage
C. Overbooking
D. Overcarriage
[单项选择]What would you like to drink?（）
A. Anything wrong?
B. Very good.
C. Well done, please.
D. Orange juice, please.
[单项选择]In launching a covered lifeboat，what would safely lower the lifeboat from inside the lifeboat cabin?（）
A. Frapping line
B. Tricing line
C. Rottmer release
D. Winch remote control wire
[单项选择]What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker? （）
A. the Matitime Code of China
B. Certificate of Inspection
C. Oil Transfer Procedures Manual
D. IOPP Certificate
[单项选择]For what purpose would using a Lambert conformal chart be more convenient than using a Mercator?（）
A. Plotting radio bearings over a long distance
B. Determining latitude and longitude of a fix
C. Measuring rhumb line distances
D. Measuring rhumb line directions
[单项选择]What would NOT require that a detailed report of the release of hazardous cargo be made to the Department of Transportation? （）
A. The valve on an empty portable tank that contained acetone is accidently opened and some of the residue escapes to the open sea
B. A carboy of nitric acid is broken on deck while loading and is flushed overboard with no injuryor damage
C. Part of your deck cargo of five gallon cans of paint is damaged and leaking so you jettison them to eliminate the fire hazard
D. Heavy weather causes damage to packages of a hazardous liquid that is subsequently pumped out at sea through the bilge pumping system
[单项选择]If ignited，which material would be a class B fire?（）
A. Magnesium
B. Paper
C. Wood
D. Diesel Oil
[单项选择]The nameplate of an AC non-synchronous motor shows that running speed is 1460r/minfrequency 50HzYou can infer that the number of magnetic poles is（）
A. 2
B. 4
C. 6
D. 8
[单项选择]What kind of conditions would you observe as the eye of a storm passes over your ship’s position（）.
A. Huge waves approaching from all directions，clearing skies，light winds，and an extremely low barometer
B. Flat calm seas，heavy rain，light winds，and an extremely low barometer
C. Flat calm seas，heavy rain，light winds，and high pressure
D. Huge waves approaching from all directions，clearing skies，light winds，and high pressure
[单项选择]What is the first thing you would check on taking over a watch?（）
A. the bilges
B. the periscope
C. the water level
D. the oil pressure
[单项选择]Would you like something to drink? What about a cup of tea?（）
A. No, thanks.
B. No, I wouldn't
C. Yes, I want.
D. Yes, I like.
[单项选择]What would most likely prevent a SART’s signal from being detected?（）
A. Signal absorption by the ionosphere
B. Heavy sea swells
C. The rescue personnel were monitoring the 10-cm radar
D. The rescue personnel were monitoring the 3-cm radar
[单项选择]What would NOT be a distress signal?（）.
A. MAYDAY sent by radiotelephone
B. Continuous sounding of fog horn
C. Green star shells fired from a launcher
D. Square flag and ball in a vertical line
[单项选择]What would have the greatest affect on a vessel’s longitudinal strength? （）
A. Collision damage to the bow，forward of the collision bulkhead
B. Grounding damage to the bilge strake，just aft of midships
C. Extensive corrosion to the centerline deck plating
D. Damage to the side shell，midway between the bilge and the stringer plate
