Answer / modi.elect2002

what do mean by import and export?
Have you any example to understand ur question properly?

why the admittance matrix or y bus matrix of a large network is called sparse matrix?

3 Answers  

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Brief use of isolation transformer & how it works.

1 Answers  

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what causes contact chatter when there is no demand on the air conditioning unit?

0 Answers  

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HOW TO DRAW THE VECTOR DIAGRAMS OF A Dyn 11,YdN 1 transformers?

0 Answers  

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What is the difference between Earth Fault protection & Neutral Protection

1 Answers  

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why circuit breaker closing time is always higher then tripping / opening time.

13 Answers   United Phosphorus,

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3 shows a 415 V, 3-phase generator supplying a 3-phase 415/110 V transformer. Draw the individual and combined impedance diagrams to a base of 10 kVA. Determine the system fault kVA and the fault currents at the 415 V and 110 V busbars for short circuit faults on the transformer input or output terminals. Work in p.u. values of impedances.

0 Answers  

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write encoder 17 pins details? pin a;b+, pin b;w+,..pin s & t. what is the meaning of b+, w+? explain;

0 Answers  

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What is C2-M2-E2 class in circuit breaker. why and where it is to be used in circuit breaker

1 Answers  

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what happend when 230v dc motor we supplied a 23v ac supply

3 Answers   Hero MotoCorp, RRB,

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what is XLPE type cable

8 Answers   Areva,

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What is Earth Fault and Over current Fault.

1 Answers  

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