Q-1 what are the structural and operational difference between a distribution and a power transformer? Q-2 what is skew in motors? Q-3 draw equivalent circuit of transformer Q-4 explain with phasors how pf is improved with loading in induction motors Q-5 DIFFERENT METHODS OF CABLE LAYING(interviewer asked if i heard new chemical based earthing system next) Q-6 pi model of medium length trans line Q-7 v/f control?why Q-8 vacuum circuit breaker operates in?

1 Answers   Vijai Electricals,

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what is difference between mccb,mcb,elcb,pccb

7 Answers  

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what is a bus riser in power system and why it is used

2 Answers  

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What is meant by Creepage Distance in Insulators?

2 Answers   Areva,

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What is pole slipping relay? When it is operated?

2 Answers   Aditya Birla,

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Why r used of cable 50sq.mm and above size cable in 3.5 core. And below size in 4 core ? any technical reason please explain it

2 Answers  

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in an open circuit. test there is no load curent.. but secondary. ia open then no urrent have to flow but there a smaller current flows why?

4 Answers   Rubber Park,

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Can a 150 kva 3 phase,440v/230v delta-wye connection stepdown transformer can be used in reverse as a step up tranformer ?

3 Answers   Meralco,

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what is the meaning of the HT LT transformer?

10 Answers   Sify,

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I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain

0 Answers  

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How do you convert the lt amps on a transformer to the ht amps?

2 Answers  

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what is the formula to find battery back up of ups?

3 Answers  

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