Answer / dinesh kumar m

e=eo*E^((-.5*(R/Zs)+(Zs+G))*x)
e=voltage wave after travelling X Km
e0=initial value
Zs=surge impedance
R=resistance/Km
G=leakage/Km
E=Naperian base

why is control bus bi-directional?

0 Answers  

---

why we use 50hz frequency in india why not other frequencies like 52,59,42 etc

5 Answers   INTC,

---

What happen while we measure the Current in Rotor?

1 Answers  

---

Brief working principle of fluorcent tubelight,function of starter & choke.

3 Answers   Havells,

---

In generation,transmission and distribution voltage frequency is either 50HZ or 60 HZ;why are only these frequencies?

2 Answers  

---

if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

0 Answers  

---

hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

0 Answers  

---

How to calculate Battery back up time for a 400 AH Battery bank having a load of 20 Amps and charging time required to fully charge this battery bank?

2 Answers  

---

why are maintine power factor 0.99 in Eb line? why are used capacitor bank in Eb line? what is the purpose capacitor bank?

4 Answers   TNEB Tamil Nadu Electricity Board,

---

if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?

0 Answers  

---

transformer cooling fan kharab ho jaye to 1-off kar dena chahiye 2-load kum kar dena chahiye 3-koi frrk nhi padta 4-sub galat hai. choose right option

2 Answers   PGVCL Paschim Gujarat Vij Company Limited,

---

How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?

0 Answers  

---