Answer Posted / prateek lau

yes it is possible to step down 33kv directly to 430v but
in that the turn ratio of the transformer would be large
and it will increase the size as well as cost of the
transformer.

do we use neutral grounding for resistive balanced load? if we use what happen?

1742

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What cmos is and its benefits?

1129

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i want to know how to determine that a surge arrester work properly in 11kv system. and how to test a 12kv surge arrester

2123

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how can we change the polarity of Alternating current rapidly? how frequency of ac can be controlled and changed easily?

1970

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What is an ideal transformer?

1101

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What is the difference between in Fourier series and Fourier Transform. and please tell me the difference between both of them and the why we use them in communication system?

1953

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What is the polarization index value ? (Pi value)and simple definition of polarization index ?

1145

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sourse is 66 KV / 350 MVA, transfarmer is 1000 KVA 6.6 / 0.415 kv, iF fault is 28.75 MVA on 0.415 KV Bus then calculat the Transfarmer Impidance

2052

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what is circuit recombiner and how it is different from circuit breaker

1815

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sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

1835

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I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

1809

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Can anyone tell the proper diagram of star delta starter????

1873

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what is mean by restructuring power system?

2011

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what is the pre charge circuit,what will be work which function it will be use plz tell me

1867

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What are the different types of controllers?

1034

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