Answer / koodalingam

To protect the primary winding of the potential
transformer.If you not earthed the system,the unbalance
voltage will appear between neutral and earth.This voltage
can damage winding.

Answer / vinod

in EHV single phase PT are using, primary one end need to
earth for taking stable 3 phase secondary from three single
phase PT

i m doing DEEE in part time,can i join regular cources in BE,,IF i join what the cources can i select like (civil,ece,IT) ,,kindly advice

0 Answers  

---

why name plate detail HP/KW rating of a motor is different from measured value HP/KW using formula?

1 Answers   MAHINDRA,

---

how to crack cgpsc,which type of knowledge it is required,where i can get systematic study material and some tips?

1 Answers  

---

AC current is flowing in a wire in your home how can you measure it(name of the instrument)

24 Answers   NTPC, TCS,

---

What is the difference between induction generator and synchronous generator?

3 Answers  

---

in our sub station why we step down firstly 33kv\11kv then 11kv to 430v. can we direct step down 33v to 430.v.

7 Answers  

---

back emf of motor at the time of starting ?

2 Answers  

---

what is starting current and use of starting current?

3 Answers  

---

if a train is running on a speed of 40 K MPH and crosses a individual passing by him in 48 secs who is riding a horse with a speed of 25 K MPH. what is the length of the train?

2 Answers  

---

Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.

0 Answers  

---

Our Company's Contract Demand is 110 kVA. We use 12 Capacitors each of 12.5 kVAr Capacity to maintain Power Factor of 0.99. So, what steps should we take so that our Contract demand does not exceed 110 kVA?

1 Answers   Jindal,

---

how to ctrl motor by use of ac or dc drive.plz explain evdintly

0 Answers  

---