Answer Posted / sharad

Two or more Dg synchronization Main Think Require is Those
Dg Frequency, Terminal Voltage, And Phase Sequence, are
same. Then synchronization Will Be Done.When Those Parameter
Matche synchronization panel Keep synchronizing Dg With
Their Prosses.synchronization panel Conect Two or More Dg
Synchronize With same capacity or veriable capcity.Or load
application.

we have 3.5MVA-11/6KV transformer. how can we calculate earth fault current and NGR calculation?

1540

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why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?

2212

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Explain the following and how these are working with PLC Unit 1 I/O Module Card 2 Adaptor Card 3 Ribbon Adaptor 4 I/O bus 5 I/O Devices

1627

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Why does the Solid state Rectifiers for 3-ph brake motors sometimes have 2 & sometimes 3 output terminals?

2109

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what are the major & minor faults that occur in an inverter and in UPS ? And how to repair and resolve them ?

2368

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WHY L-G FAULT IS MORE SEVERE IN TERMS OF RRRV?

3182

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In the magnetic fluxes, what is the role of armature reaction?

1162

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EXPLIAN THE IMPORTANCE OF POLY PHASE CIRCUIT.

2169

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sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

2278

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whats the application of voltage regulation? and whats the voltage regulation's device?

1899

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state basic meaning of 'INDUSTIAL AUTOMATION'?

1945

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If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

4487

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Whar is the KvA rating of 33Kv substation & actual kv rating of power generaating station.

2397

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for a 400kv t/m line with 10 ampere current will corona occur?

2196

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Define stepper motor. What is the use of stepper motor?

1230

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