what happen if position of GNA and MNA is changed in
machine?

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what happen if position of GNA and MNA is changed in machine?..

Answer / abhidewas

ideally both MNA GNA should coincide. if they are interchanged then sparking at the brushes may happen. also because of armature reaction terminal voltage may decreased.

Is This Answer Correct ?    8 Yes 0 No

what happen if position of GNA and MNA is changed in machine?..

Answer / kalidass

There is voltage drop due to armature reaction may happen

Is This Answer Correct ?    7 Yes 3 No

what happen if position of GNA and MNA is changed in machine?..

Answer / suburavichandran

There will be a very high loss due to increased armature reaction. sometime the motor may become stand still.

Is This Answer Correct ?    5 Yes 2 No

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