america 60hz electric supply is used; but india it is 50hz; why? and if we use 60 hz supply what changeg has to be done or all the equipment has to be thrown which has rating of 50hz frequincy

1 Answers  

---

can transformer work on dc or not?if we increase the inductance of transformer can it happen to work on dc?

1 Answers  

---

what is a relation of energy in electromagetic field

1 Answers  

---

In aircraft,why we use 400 htz equipment.and use common earthing

1 Answers  

---

Slow acting fuses are most often used for which application a) Lighting circuit b) heating circuit c) Motor D) Radar circuit

1 Answers  

---

What is mean CT Saturation? How to calculate?

13 Answers   NCC,

---

when we change tha taps from 1-16 in 100mva tr whether a constant voltage avaliable till it reaches tap 16 or voltage change as per taps change

1 Answers  

---

What should be the dielectric strenght value of transformer oil of 11/0.433KV distribution transformer and 33/11KV tranmission transformer ?

2 Answers  

---

In liquid rotor starter how PH valve should be maintained.

1 Answers  

---

if 6 earth pit value is 1.5 ohm then what should be the number of earth pit to make the value .8 ohm

0 Answers  

---

can we run three phase motor by single phase? and what happens if we do this

8 Answers   Kirloskar,

---

we hav seen in electric engine of trains only 1 wired slidng conecctn is there frm ovrhead line,howevr to complete a ckt in dc postv n negtv two conection has to b there...so where is tht negative is been connectd or where it is grounded...?

5 Answers   ABB,

---