we are operationing 3NOs 800 Kva generators by singronyus.specialey evening time our panel trip. the panel showing generator earth fault

4 Answers   RRB,

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what is a starter ??

2 Answers   NPTC,

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Types of 132KV and 222 KV protection.

1 Answers  

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why table fans rotate clockwise .while ceiling in anti clockwise?

4 Answers  

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1.what is meaing of ups,and used in softwares and sud stations,and main partes in ups. 2.main partes of the Disel Genarator. 3.main partes of the chiller and safty equipments.

2 Answers  

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6. A DC AMMETER HAS R=0.1 OHM & CURRENT RANGE IS 0-100 A IF THE RANGE IS TO BE EXTENDED TO 0-500 A THEN METER REQUIRES SHUNT RESISTANCE OF ..........

2 Answers   SSC,

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State and define ohm’s law?

0 Answers  

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In an alternator running with a balanced zero p.f. lagging load, phase differernc between the resultant armature flux and main field flux is always____? options is 180 degree....why?? explain.

1 Answers   BREB,

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what is the function of choke in the flourcent tube lights and why the colour is in white mostly in flourcent tube lights

0 Answers  

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what is looping circuit in electrical lighting circuits?

5 Answers   L&T,

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Is it necessary to place tap changer in secondary winding or we can use on both sides?

3 Answers  

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what is tertiary winding in transformer?What is its purpose?

18 Answers   Bhel,

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