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
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A.series with a circuit
B.parallel with a circuit
C.series-parallel with a circuit
D.delta with the shunt
A.develop torque
B.generate high voltages
C.produce a magnetic field
D.generate high electrical resistance
A.connected load
B.prime mover speed
C.field excitation
D.generators rated voltage
A.doubled
B.quadrupled
C.unchanged
D.cut in half
A.voltage regulator
B.reverse power relay
C.reverse current relay
D.governor control switch
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As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
The cetane rating of diesel fuel is an indication of the （）
Under MARPOL Code the ship to which it applies has to carry （）
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
Using a file without a handle may result in （）