Answer Posted / varu shlok

transformer is static device which transfer energy form one place to other place at a time of energy transferring mode device get saturated and heated up for that AIR GAP is necessary for cooling as well as lenkage of flux for addy current purpose...

What is the difference between isolators and electrical circuit breakers? What is bus-bar?

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How to define Kirchhoff current law and voltage law along with simply examples.

1776

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What is stacking factor? What is its approximate value?

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why and where we use early make & late break contacts in protection?

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What is meant by stator? What is meant by rotor?

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what is the profesional board for electrical engineer what is thepast and during construction for electrical engineering

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Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA

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I want to merge a cable..in between two metering Cubicals which contains CT's and PT's and Energy meter..before taking merger..what are the common things required?

1663

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Why are iron cores in transformers made laminated?

1123

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As we use capacitor bank in 3ph ckt to improve PF, can we use capacitor in single ph domestric use, in house we have Fan,Mixer,electric cooker,iron,tube choke they also lag the system,because it is inductive load. if it is possible to improve PF of single ph system-- if yes- type of capacitor to be used,connection diagram, working in detail. if no-- list it.

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can we use NPT glands in LT panel

1849

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1.What is captive power plant? 2.What is national grid?Give brief idea.

2156

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What is the difference between type1 and type2 relay protection co-ordination for motor feeders

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what is the difference between ac motor and dc generator

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Why do we use center tap transformer that used with portable tools

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