A.current flow in a circuit
B.voltage between two points in a circuit
C.circuit continuity
D.power
您可能感興趣的試卷
你可能感興趣的試題
A.droop
B.drop
C.dip
D.regulation
A.sensor failure
B.failed alarm
C.low level
D.extremely high level
A.half the resistance of the other resistor
B.a resistance equal to the other
C.at least ten times the resistance of the other
D.a partial short circuit
A.To cut out generators when they are no longer required
B.To cut in additional generators automatically as required
C.To divide the KW load equally between generators operating in parallel
D.To divide reactive current between generators operating in parallel
A.capacitor in series with the load
B.inductor in series with the load
C.capacitor and inductor in series with the load
D.resistor in series with the load
最新試題
The main purpose of port State control is not to()
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()
During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.
()connectors hold best if a wire is accidentally pulled or a connection becomes loose.
The cetane rating of diesel fuel is an indication of the ()
Flame failure in an automatically fired auxiliary boiler can from a/an ()
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?()
The treatment of the fuel oils involves storage, heating, filtering and()
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the()