Answer / k.prakashchandra

It starts with Faraday's law of induction i.e.V = N x d.
flux /dt.If the flux is purely sinusoidal,the relationship
is given by the universal EMF law E peak=2 pi x f x peak
flux x N.If you divide this by root 2 ,you get Erms nearly
equal to 4.44 x f x flux x N.

Answer / aj

sqrt(2)*pi see http://info.ee.surrey.ac.uk/Workshop/advice/coils/Faraday/index.html for derrivation

Answer / shaikh_mohammedfarhan

U Can't change in eqition

Answer / usman

this is an empirical relation. u cann`t justify this . if u want to know where it came from u should see its derivation

Why transmission line carryiny high voltage and low current?

3 Answers   apspdcl, Universal Power Controls,

---

what is the pi test for current transformer?

1 Answers  

---

How to know motor winding is star or delta connected without see the information table and winding connection ?

5 Answers   NTPC,

---

I have 440v power coming to facility,( not being used ) can I buy large generator, (gas) to sell power back to electrical co.

0 Answers   KVF,

---

Find defination of KVA convert in to KW.

4 Answers   ABB,

---

---

How we can find the regulation of transformer?

2 Answers  

---

What is meant by Floating Neutral? how to prent

7 Answers  

---

how to make an earthing certificate

0 Answers  

---

How DC earth leakage currents can be reduced ?

0 Answers  

---

why neutral can not used in three phase motor connection?

1 Answers   HSL,

---

which is dangerous AC or DC?

10 Answers  

---

What are types of central ac plants?

1 Answers   HSL,

---