單項(xiàng)選擇題

Which of the following components are used to convert alternating current produced in the generator windings to direct current?（）

A.Armature and equalizer
B.Commutator and brushes
C.Rotor and interpoles
D.Field and exciter

你可能感興趣的試題

單項(xiàng)選擇題

In a series circuit, which value will remain unchanged at all places in the circuit?（）

A.Voltage
B.Current
C.Resistance
D.Inductance

單項(xiàng)選擇題

Most conducting materials such as copper, aluminum, iron, nickel, and tungsten （）.

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

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Which of the following components are used to convert alternating current produced in the generator windings to direct current?（）

你可能感興趣的試題

In a series circuit, which value will remain unchanged at all places in the circuit?（）

Most conducting materials such as copper, aluminum, iron, nickel, and tungsten （）.