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dc-machine
GATE Electrical Engineering · DC Machines · 2000-2015
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A 4-pole, separately excited, wave wound DC machine with negligible armature resistance is rated for 230 V and 5 kW at a speed of 1200 rpm. If the same armature coils are reconnect...
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2006 PYQ
A $$220V$$ $$DC$$ machine supplies $$20$$ $$A$$ at $$200V$$ as a generator. The armature resistance is $$0.2$$ ohm. If the machine is now operated as a motor at same terminal volta...
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2006 PYQ
In a $$DC$$ machine, which of the following statements is true?
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2003 PYQ
Following are some of the properties of rotating electrical machines P. Stator winding current is dc, rotor-winding current is ac Q. Stator winding current is ac, rotor-winding cur...
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2000 PYQ
The compensating winding in a dc machine
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