1KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason

16 Answers   Ecil, Engineers India, MahaDiscom,

---

How a band pass filter is constructed?

0 Answers  

---

difference between isolator and circuit breaker?????

7 Answers   Enercon,

---

how we can calcultae the short circuit level for bus bar

0 Answers   Jaiprakash, Panorama Apparels,

---

what is meant by displacement & magnitude ?

2 Answers  

---

What is Mvar?how significant is in electrical energy transmission?

2 Answers   Areva,

---

why return path in terms of neutral is required please give a relevant answer

3 Answers  

---

What is installed in PAC that is control the humidity

0 Answers   Sodexo,

---

phase colour is indicated by R Y B (red yellow blue) but in transformer i have seen U V W instead of (R Y B) have any meaning of this

3 Answers   Areva, Kim Yew,

---

what is thyristor, how is it works

1 Answers  

---

what voltage to be select in megger for insulation resistance testing to L.V , H.T cables,motors and transfomer?and ohms valve should be giga ohms only or what?

1 Answers   Deevya Shakti Paper Mills,

---

diffrence between windings of high tension side and low tension side of transformer

1 Answers  

---