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.

Answer / kalidass

There is voltage drop due to armature reaction may happen

Answer / suburavichandran

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

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0 Answers   APCPDCL, apspdcl,

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Why we use Delta connection in the secondary side of a High Voltage transformer?

1 Answers  

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I know during Surge Impedance Loading maximum power is transferred through a transmission line and also Sending end voltage becomes equal to Receiving end voltage i.e Vs=Vr so my question is if both end voltages are equal then how current travels in such line hence how power is transmitted because flow of current needs Potential difference??

3 Answers   NTPC,

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How Kneepoint voltage of CT practically related when CT in service. ie Knp is above 670 what exactly means

0 Answers   ABC,

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why capacitor using the induction motor?

6 Answers   Kirloskar,

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What is difference between Dy11 & Dyn11 vector group transformer. Can both these transformers operate in parrallel.

5 Answers   Jaypee, JOY,

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Why we check only first column of root locus..?

1 Answers   IES,

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how to use single phase supply for a three phase equipement.

12 Answers  

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What is Generator Protection & Transformer Protection?

3 Answers   Areva,

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What is the most accurate way of testing ELCB?ELCB is better than RCD?

0 Answers   GECO,

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How to calculate the breaker's short circuit current?

1 Answers  

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why HT armoured cable does not glanding

0 Answers   TCE,

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