A.inductance
B.capacitance
C.resistance
D.amperage
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A.Fan
B.Pump
C.Winch
D.Machine tool
A.number of turns of wire in the armature coil
B.number of magnetic poles
C.strength of the magnets used
D.output voltage
A.diode
B.transformer
C.transistor
D.rheostat
A.Transducer
B.Reducer
C.Transformer
D.Rectifier
A.magnetic shield
B.electromagnet
C.piezoelectric device
D.electromagnetic domain
最新試題
（） is not installed on the main switchboar.
The main purpose of port State control is not to（）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Using a file without a handle may result in （）
The shipboard oil pollution emergency plan will be invalid after （）
If separating effect is not good, which measure should be taken （）
Cold weather starting of a diesel engine may be made easier by（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）