why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

0 Answers  

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what is the difference between 2-phase and 3-phase?

1 Answers  

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What shall be minimum thickness of firewall in between two transformers and which code specifies it ?

1 Answers  

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what will be the effect on the voltage .if power frequency is increasing or decreasing.

2 Answers  

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what is the effect when the shunt field winding is opened in dc shunt motor (i) at the time of starting ? (ii) in running condition ?

4 Answers  

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what are the highly demanded courses for electrical engg. who finished his b.tech

2 Answers  

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What is a soft start?

1 Answers   Focus,

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I am experienced with house and industrial wiring but I don't have any licence how can I apply an licence and which type of licence i can get i didn't complete deee just only experience

0 Answers   Future Electrical,

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what is load despatching

0 Answers   NTPC,

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what is bus pt and what is the function of it

2 Answers  

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if we have to design a small transformer of rating 1 kva or 1 mva , how can we design it?

1 Answers  

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why we use capacitor in lighting fixer

2 Answers  

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