what will happen if dc is supplied in acb or mccb or other circuit breakers?

1 Answers  

---

what is the speed of current?

29 Answers   Su Kam, TATA,

---

why the indian frequency is 50 hz & U.S.Frequency of 60 hz

3 Answers  

---

we often use the word HT (high tension) line.or we say HT switch gear, whats does HT basically mean. is it different from high voltage.

2 Answers  

---

What happens to voltage when current through the inductor is constant?

0 Answers  

---

xplain in detail d pr. of synchronous motors? why syn. generators r used for the production of electricity?

4 Answers  

---

Generally transformers has delta primary and star secondary. But in some transformer i saw Star primary and delta secondary. what is the reason for chosing like this?

2 Answers  

---

why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??

0 Answers  

---

What is the formula to calculate the no load current of a single & three phase induction motor

0 Answers   HCL, Nokia,

---

hello freinds what is advantage and disadvantage of plc again dcs?

2 Answers  

---

What do you mean by isolators and circuit breakers?

6 Answers   Bhushan Power Steel,

---

i want prepare power grid exam what are book we want refer for electrical ?

5 Answers  

---