A.the voltage between two points in a circuit
B.circuit continuity
C.current flow in a circuit
D.total or partial circuit resistance
您可能感興趣的試卷
你可能感興趣的試題
A.increases by the square of the original value
B.increases
C.remains the same
D.decreases
A.connected load
B.prime mover speed
C.field excitation
D.generators rated voltage
A.length increases
B.cross-sectional area increases
C.temperature increases
D.percent of metallic purities increases
A.the sum of the powers used in each load (resistor)
B.divided by the number of loads
C.always less than the power used in the smallest load
D.the sum of the powers used in each individual load never more than the power used in the largest load
A.series with a circuit
B.parallel with a circuit
C.series-parallel with a circuit
D.delta with the shunt
最新試題
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated()
If separating effect is not good, which measure should be taken ()
The main purpose of port State control is not to()
Cold weather starting of a diesel engine may be made easier by()
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to ()
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
If two A.C.generators are to be operated in parallel, the load is distributed evenly by()
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?()
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?()