Answer / subrahmanyam

computers are working on low voltage (after SMPS) if high
currents are coming from, the supply source the high
currents will be discharged through the earthing. if you
are not providing earthing those high currents where will
go. your mother boards and other components may get damaged.

Answer / rajkumar

no problem

What is double delta conection in AC Motor? And can we done the double RPM of the motor by double delta conection?

1 Answers   vguard,

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1.Why use in ups in software's,reason,and pls explain. 2.what is the isolation transformer and main use it's functioning and partes.

5 Answers   TATA, Wipro,

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what is the difference between current voltage transformer and current transformer and where it is used?

2 Answers  

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what is the opencircuit tes &short circuit test in transformers ,why you need this test, in poen your connecting which votmeter why?

1 Answers  

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what are the main hormonics in ac?

1 Answers  

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0 Answers  

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0 Answers  

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In Power cable specification what is U0/U and Um.

0 Answers  

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why use delta star x-mer in distribution system.

3 Answers  

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three owners X, Y, z owned some tractors with them, on the first month x gave away the same amount of tractors to y and z ( as much as they possed), similarly in the 2nd month y gave of to x and z similarly by third month z gave to x and y. after this all X, Y, Z had 24 tractors each.

2 Answers   econ,

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i am BSEE student, my project study is to synchronize the generator of an hospital, it have a one 313KVA standby-power diesel gen.,and three 100kva transformer.The generator system is operated manually and no ATS or UPS. one more new building is being build so the transformer will be upgrade to a higher vale. 1)how i can connect the new gen. to the old gen. and to the synchronize panel? 2)what is the new gen. to be buy?(rating, etc.) These is my title: To synchronize the generator system of the ____ Hospital. Anyone have a good title? Thanks.

1 Answers  

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Why do we will ground the positive terminal in electrostatic precipitator

1 Answers   JSW,

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