Why CT secondary is grounded?

4 Answers  

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If mutual flux is 1.2wb & power factor is 0.8 lag , then what is the Useful flux of a transformer?

0 Answers   Nalco, NTPC,

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the need of star to delta anddelta to star

2 Answers  

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What will be the change in its efficiency and other parameters of a ONAN transformer if it changed to ONAF transformer ?

3 Answers   Tesla,

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What is erection of electrical system?

1 Answers  

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kVA rating of open delta connected transformer is _____% kVA rating of delta/delta connection A 50 B 70.7 C 57.7 D 75.7

2 Answers  

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is the power of a single phase induction motor(Fans) is constant under varying speeds?

4 Answers  

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in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients

0 Answers   Siemens,

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i have 1500 kva generator how much maximum load avilable of use

1 Answers   Dr Reddys,

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how can alculate the apfc panel rating?

3 Answers  

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How calculate the MTA in relay?

1 Answers   Unicharm,

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What is the difference between Floot charge and Trickle Charge.

1 Answers   Torrent Power,

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