Answer Posted / aj

sqrt(2)*pi see http://info.ee.surrey.ac.uk/Workshop/advice/coils/Faraday/index.html for derrivation

what is the difference between fault current ant short circuit current?

2708

---

what is meant by 3rd hormonics ?

1870

---

Percentage losses in power generation?

2996

---

What will be the size of copper cable (each for 3 phase and 1 neutral) from Service connection Kit-Kat to Panel Board (i.e. to main switch) for a 6 pole 3-phase AC induction motor of 200 H.P. capacity? Amp-255 A, Frequency:- 1450 rpm.

1977

---

at what base you will tell the direction of rotation of dc motors and generators?

1141

---

Write down the brushes of a de machine.

1900

---

what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????

2351

---

A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?

1245

---

what is the difference between an alternator and a synchronous motor

2029

---

how to select fuse rating for a 3-phase motor ???

1803

---

is there any role of power factor with frequency variation? and how we can manage the frequency variation?

2059

---

I am doing apprenticeship training at HT switch yard in NLC. How can i get electrical c license. ??? What r the rules for getting it as an apprentice? ??

1853

---

in ring main system we use the isolater b/w transfer bus and main bus if we r not use isolatar than wat will be the effect in our sys.

2094

---

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 ?

3451

---

can we install HT panel & LT panel side by side or how much clearance is required ?

1595

---