A.result in immediate power outages
B.damage circuit breakers
C.appear on the ground detection system
D.damage insulation and may cause outages
您可能感興趣的試卷
你可能感興趣的試題
A.slightly less than the line frequency
B.the same as the line frequency
C.slightly greater than the line frequency
D.All of the above
A.Trip the generator off the switchboard
B.Turn off all electrical equipment
C.Remove the load from the "off going" generator
D.Increase the cycles of the generator staying on the line
A.ohms
B.volts
C.amps
D.watts
A.steel
B.aluminum
C.glass
D.copper
A.suspended by wire slings in one comer of the shop
B.wrapped in several layers of heavy paper or carboard
C.supported by flat wood blocks on the workbench
D.returned to the frame as soon as the bearings are removed
最新試題
Using a file without a handle may result in ()
The treatment of the fuel oils involves storage, heating, filtering and()
To proceed to the assistance of a ship in distress is()
The additional mark ()in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
Under MARPOL Code the ship to which it applies has to carry ()
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
The ISPS Code consists of a mandatory section-Part A, which shows()
The condensers located in various stages of a flash evaporator are cooled by()
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated()