Answer / nimish

uniliteral device can conduct only in one direction. h-
parameters are known as hybrid parameters they are used in
two port network.

why transformer rated in KVA not in KW ? we know that W= v*i

6 Answers  

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Why DC current is not used in transformer?

20 Answers   JK Paper, TCS,

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WE ARE PLACE A NEW 75 KW MOTOR FOR JPF.IT IS CONNECTED IN M.C.C. WHEN WE ARE STARTING M.C.C.INCOMER IS TRIPPED.THEN WE ARE CONNECTED IN P.C.C WITH A MM30 RELAY PROTECTION THEN WE ARE STARTED MOTOR WILL RUN SMOOTHLY.

0 Answers  

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what is earthing.how we make it,describe briefly.

0 Answers   HAL,

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Our Company's Contract Demand is 110 kVA. We use 12 Capacitors each of 12.5 kVAr Capacity to maintain Power Factor of 0.99. So, what steps should we take so that our Contract demand does not exceed 110 kVA?

1 Answers   Jindal,

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Why slip-ring and brushes are not required in squirrel cage induction motor?

4 Answers   L&T,

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how to calculate the cable size depending on the transformer rating

2 Answers  

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what is ring system ?

3 Answers   Bhel, Sabic,

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What is Magnetic Current Test of Transformer.

2 Answers  

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depletion layer will form beforre biase or after bias ?

2 Answers  

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For example, if I use Star delta transformer for distribution, Can I Connect 230 V lighting load bewteen secondary phase & primary neutarl. What will be the effect, if I connect in this manner?

2 Answers  

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Refernce currents are to be generated using refernce cueernts how can this be done??

0 Answers  

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