why power is generatd at 50 hz only..? can we do this on another freq...?

7 Answers  

---

how to control the speed to switched reluctance motor

0 Answers  

---

What is the safety protection? Name the protections of Transformer?

1 Answers   HSL,

---

Is phase preventer require when overload relay is there

1 Answers  

---

Two CTs 1600/1 and 35/1 are in series. while checking the ratio test of a CT(1600/1),same 1600A will also pass through the CT having ratio 35/1. Will it be harmfull to the ct(35/1),if yes , what will happen.CT secondary is shorted

3 Answers  

---

what is the current generated in a 230v megger?

2 Answers  

---

what is specific gravity of a battery if specific gravity increase/decrease,what will happen to the voltage/current of the battery

5 Answers   NTPC,

---

The earth pin of some three pin plugs are seen split. why?

1 Answers  

---

what is 30-phase of transformer

0 Answers  

---

Starting current of a 10 HP induction Motor is ______ time’s full load current.

0 Answers  

---

how to calculate current and voltage in a same circuit?

0 Answers  

---

tan delta test of current transformer.

3 Answers   NTPC,

---