1. Why transfomer reting in KVA and Motor in HP

11 Answers   AirIndia, Jindal, Mind Tree,

---

I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id: vsujith_rajan@yahoo.co.in

3 Answers   RRB,

---

Is it good to short Neutral and Ground in the PLC or DCS main Power supply. Pls give YES or NO with reasons...? Simarpreet

0 Answers   Bindal Papers,

---

What is the diameter of electromagnetic field around a 11000/415v transformer ? Dose it affect people who live 3-4 meter beside it?

0 Answers  

---

hw to find transformer is in normal position? whether its in charged condition or not? except humming sound?

9 Answers   ABB,

---

trasnfarmaer core make

0 Answers   MPSEB,

---

how brushless dc motor is operating ?

4 Answers  

---

Dear All, I am new in construction company , my boss ask a question at time of interview , If we have 60MW generation and Single Power Transformer step-up we have. if CMR 50/60MVA , ONAN, ONAF respectively , is it sufficient or not ? for that much power to transfer,

0 Answers  

---

Name the different control schemes of electric rive.

1 Answers   DVC,

---

is KVAR (not reverse power) relay necessary to protect from excitor field failure on a brushless, synchroneus generator? Some people with previos experince tell me no but the manufacturers tell me it is designed for that purpose. Is it that it is only necessary for brushless generators and not the older style with the slip rings and brushes?

1 Answers  

---

why d.c. supply is given to the primary side of generator?

4 Answers  

---

what is called inrush current??

1 Answers   KSEB,

---