A.larger than the greatest branch resistance
B.smaller than the lowest branch resistance
C.equal to the sum of the individual branch resistances
D.one-half the sum of the individual branch resistances
您可能感興趣的試卷
你可能感興趣的試題
A.result in decreased acceleration time only
B.lower the starting current and increase accelerating time
C.cause a greater starting torque
D.increase the starting current and pump capacity
A.adding rubber insulation conductors to the circuit
B.using higher current and lower voltage increasing the
C.number of thermal relays in the circuit
D.using higher voltage and lower current
A.Armature and equalizer
B.Commutator and brushes
C.Rotor and interpoles
D.Field and exciter
A.Voltage
B.Current
C.Resistance
D.Inductance
A.increase in resistance with increased temperature
B.increase in resistance with decreased temperature
C.decrease in resistance with increased temperature
D.increase in conductance with increased temperature
最新試題
Which one is NOT the ‘clear grounds’ for a more detailed inspection?()
The main purpose of port State control is not to()
When does auxiliary burner of incinerator put into operation? ()Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
Using a file without a handle may result in ()
() is not installed on the main switchboar.
Cold weather starting of a diesel engine may be made easier by()
To proceed to the assistance of a ship in distress is()
If separating effect is not good, which measure should be taken ()
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?()