Answer / k.prakashchandra

Depends on rated current and phases

What is the technical reason for adopting color coding of three phase system as RYB.

11 Answers   ABB, ERDA,

---

how to select a breaker (MCB,MCCB,ELCB) for 18.5 kw, 3 ph. 480 v, 60 hz induction motor?

4 Answers  

---

give me a clear defination of inductance,and how can u calculate inductance of a motor

0 Answers  

---

We have received supplies of the ordered material. payments against the supplies also released. Where ST paid 4% against form C. Meanwhile it has been observed that 25% of material supplied was defective. Please suggest whether the issuance of C form from our side would be stopped till settlement of liabilities.

0 Answers  

---

why we dont store the ac power in battery?

1 Answers   TCS,

---

What is potientometer.How it is useful in a sychronoscope.

1 Answers  

---

The unit of electrical charge is the

1 Answers  

---

why in electric train we can't feel current & generally we have get socked in our normal electricity ?

3 Answers  

---

1.what is the difference between transformer differential and busbar differential.2)why we are using 2 slope for trafo diif and 1 slope for busbar diff.3)what is the purpose of metrosil and stabilizing resistor in high impedance relay circuit.4)how metrosil reduce the peak volage.5)what is the funtion of stabilizing resistor

0 Answers  

---

i ha done my 10th with 71% ,ITI with 81% 11th with 75% 12th 43% apprentiship with 71% in SAT i secure 1390 ,TOEFL 27 i was refused four times and in all me interview visa officar told that i am not Qualify for study in USA but i completed my 12th yes i got low persentage in my 12th but i seen to much student they already got visa with them 3 or 4 backlocs so why they are refused me ?

0 Answers  

---

what percent do you derate your copper wire when you change from copper buss to copper wire

0 Answers   Gerdau,

---

How can we have to decided motor connection as a STAR-DELTA or DELTA-STAR?

3 Answers   IOCL, Jindal,

---