Answer Posted / arkadeep jana

Wire Circular mils =2 x ρ x I x L / (%Allowable Voltage drop of source voltage)
So cable size is directly proportional with current.

How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???

2277

---

what is the safety of voltage power transformer(2250KVA0

1983

---

What effect does a very low impedance have on the Voltage regulation? On the short-circuit current?

6298

---

Is it possible to connect a safety device in to parallel?

2150

---

I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field

1860

---

How to decide and select the different earthing wire size for the different types of earthing

2274

---

if the load is 80 amp for main fuse and 100 amp for breaker so how can we calculate the cable size (cooper ) .

2073

---

How much inductance or resistance require as a starter in series with induction motor of specific capacity(e.g. 5 hp) ? What is formula for it ?

1963

---

Explain what are inter-poles and why they are required in a dc machine.

1088

---

I want to calculate how much capacitor we connect to maintain the unity power factor? Is there any formula? Pls give me the answer

1929

---

please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com

1922

---

What are the uses of stepper motor?

1243

---

is it possible to test of bus bar in high rise building without completed full floor ?

1690

---

The slip during plugging operation is given by= A 1-s B 2+s C 1+s D 2-s

2841

---

I WANT BHEL PREVIOUS QUESTION

2355

---