Answer / baljinder singh

in 1800 Alsendro Voltas find the voltage .

Answer / umang

DC voltages are first observed ......by the great thomas
alva edition...

Answer / shoebullah

question is wrong .. Its not AC
voltage or DC voltage its AC
CURRENT and DC current i.e
alternating current and DC is
direct current .... A.C invented
by my fav. NIKOLA TESLA and
DC invented by Thomas alva
edison

Answer / kedam .koteswar

n 1886 Frank Julian Sprague invented the first practical DC motor

In auto transformer if power transferred inductively and conductively are same, the ratio of output/input voltage is A 1 B 0.7 C 0.5 D none of above

2 Answers   Getco,

---

WHAT IS THE DIFFERENCE BETWEEN UNDERVOLTAGE COIL, CLOSING COIL AND SHUNT TRIP COIL OF AN ACB?

2 Answers   Alstom,

---

What is transposition in a transmision line?

2 Answers  

---

How we find the size of cable if we know the current

2 Answers   Gemscab,

---

what is the meaning of pi value?

1 Answers  

---

DG SET BLOCK DIGRAM

0 Answers   L&T,

---

what are the parameters plays a major role in Potential transformer Burden calculation??

0 Answers   ABB,

---

please send me privious exam's queation papers of section engineer(electrical).

0 Answers   RRB,

---

plz explain the auot-reclosing circuit in electrical engineeing

0 Answers   BMC, KFC,

---

why we use copper earthing for neutral while for body GI.

1 Answers   Chennai Metro Rail Limited CMRL, Valeo Lighting Systems India Private Limited,

---

WHAT IS THE COMPLETE DEFINATION OF POWER FACTOR?HOW IT CAN BE IMPROVED?AND WHAT IS CAPACITIVE LOD AND INDUCTIVE LOADS

2 Answers  

---

HOw can we calculate power factor at HT side.

6 Answers  

---