Questions and Answers
What is the purpose of the commutator-brush combination in a DC machine?
To fix armature current distribution in space
Which component of a DC machine is responsible for producing the primary flux?
Field winding
What is the main advantage of DC machines?
Ease of speed and torque regulation
In which type of DC machine construction is a uniform air gap present between the stator and rotor?
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What is the primary limitation of the application of DC machines?
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Which component of the DC machine serves to interconnect conductors to form windings?
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What is the primary purpose of the field winding in a DC machine?
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Which of the following is a key difference between the rotor in a DC machine and the rotor in an AC induction machine?
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What is the primary function of the motor housing or yoke in a DC machine?
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Which of the following is a key advantage of a DC machine over an AC induction machine?
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What is the primary purpose of the commutator in a DC machine?
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Which of the following is a key factor that determines the output power of a DC machine?
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What is the primary function of the stator in a DC machine?
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Which part of a DC machine is responsible for the rotation and conversion of electrical energy into mechanical energy?
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What is the primary function of the field winding in a DC machine?
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Which component of a DC machine serves as a protective housing for the internal parts?
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What is the function of the iron core in a DC machine?
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Which part of a DC machine is referred to as the 'armature'?
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