Answer Posted / ullas k prabhu

Some times the motor may continue to rotate with lots of
heat dissipation or the motor windings might be suddenly
burnt which mainly depends on the class of insulators
used.... It also depends on the heating and cooling time
constants...

typically in power distribution substation. 1- Any idea how would be the graph of capacitor bank consumption verses time through the day . 2- How is the switching ( on and off ) of the capacitor bank, per need?

1299

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why the neutral line is not giving shock to us if we touch it ?

1345

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Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?

1806

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sir, 3phase induction motor takes different pf and different KW in three phase while running,explain reason

1039

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In siemens PLC, why do we want to move the data ?

1859

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Why slip ring ind. motor power consumption is low compare to induction motor .same 90 kw motor used same load output

1254

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DC transmission

1612

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How is the percentage impedence of a transformer fixed at design stage???

1506

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Can we check ELCB constantly from R1 to R8 phase in 1 no DB?

1229

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There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.

1635

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Is there any reason that we get shock on touching phase wire because the earth is at neutral potential? Is there any reason that the earth is at neutral potential because the neutral is earthed in apower station

1556

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On what basis the the size of Lightning arrester for buildings are selected ?

1109

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there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit

1495

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What is mean by STUB protection?

1580

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suri transmission

4256

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