Why we make earth connection with Transformer Body and What will be the minimum size of copper wire as per code with respect to KVA rating of Transformer?

0 Answers  

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why onlyseries motors are used as universal motors? why not shunt?

4 Answers   TCS,

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Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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what is the differance between ac induction motor and ac synchronous motor?

5 Answers  

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In a power system we know that if the generated power is less than the load then the frequency of the system is decreases.So does this mean that total required load is delivered at alower frequency?

1 Answers  

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

0 Answers  

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What is the basic rule for block diagram reduction technique?

0 Answers  

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In which connection the voltage will be more , in star or delta connected motor?

3 Answers  

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1. What is the exact formula for one weber? for example,(one ampere = one coulomb electron of electrons crossing a point of conductor at one second. i.e, 1A=1Q/1sec)

0 Answers   Bhel,

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how to select the double earth conductor if 21A full load?

0 Answers   L&T,

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How work of capacitor in dc supply...???

0 Answers  

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What's the differs between voltage & current & emf.

1 Answers   CTS, NTPC, TCS,

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