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An eight-pole, 25 KW, 120 V DC generator has a duplex lap-wound armature which has 64 coils with 10 turns per coil. Its rated

An eight-pole, 25 KW, 120 V DC generator has a duplex lap-wound armature which has 64 coils with 10 turns per 

An eight-pole, 25 KW, 120 V DC generator has a duplex lap-wound armature which has 64 coils with 10 turns per coil. Its rated speed is 3600 r/min. a) How much flux per pole is required to produce the rated voltage in this generator at no-load conditions? b) What is the current per path in the armature of this generator at the rated load? c) What is the induced torque in the machine at the rated load? d) How many brushes must this motor have? e) If the resistance of this winding is 0.011 0 per turn, what is the armature resistance R, of this machine?

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Answer Flux per Pole at NoLoad The induced voltage in the armature at noload conditions can be given by EZPnEZPn where EE is the induced voltage 120 V ... blur-text-image

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