What is Star Delta Connection, where it is applied & what for it is used

4 Answers   Premium Transmission,

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WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

0 Answers  

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can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

6 Answers   TCL,

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A copper wire of length l and diameter d has potential difference V applied at its two ends. The drift velocity is vd. If the diameter of wire is made d/3, then drift velocity becomes

1 Answers  

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Three phase alternators are connected in star connection why?

13 Answers   Tanfac,

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What is harmonics in AC waves. How it is generated? How it will effect the system network? how can eliminate it?

2 Answers  

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before transformer oil dielectric strenght tests are taken the oil should be allowed to settle to remove option 1 air bubbles 2 gasses 3 contamination 4 water

0 Answers  

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how can the active power and reactive power of an alternator be controlled?

6 Answers  

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why the value of impedence is taken as %impedence in fault currrent calculation

1 Answers  

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What is The function of tvm(tri-vector meter)??

2 Answers  

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Can 60 Hz transformer be used inplace of 50 hz transfromer?

1 Answers  

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how we decide scurt (disc) of insulator with respect to kv rating

1 Answers  

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