Answer / shahbaz shaikh

as the speed of machine is high there is natural cooling is
provided and length of air gap is high and hence there is
high power factor

how to check the insulation for motor using megger?

2 Answers   GSK,

---

what will be fault level of 11 KV , 2000 A ELECTRICAL SYSTEM?

4 Answers  

---

HOW isolation transformer works.

2 Answers  

---

I want formula to calculate cable size as per load given in kw & amp.I searched many sites but didn't right answer.Plz reply me asap.

41 Answers   Armco, BEL, BGS, Biocon, BRB Cable, Crystalline Chemical Industries, DLF, Doshion, Electrical, Gold Roof, L&T, Lanco, MEIL, Oman Cables Industry SAOG, PK Services, Polycab, Sabic, SLV, System Electrical, Tata Motors, UEM, UMIC, Vega, Vertex, Voltas,

---

why heat produced at junction of two different conductor. what care should be taken to minimize it.

11 Answers   Birla, Maihar Cement,

---

---

in an open circuit. test there is no load curent.. but secondary. ia open then no urrent have to flow but there a smaller current flows why?

4 Answers   Rubber Park,

---

for leading power factor penalty by SEB why

2 Answers  

---

why is a avtomatic voltage regulator used for?

5 Answers  

---

What is the difference between RCD & RCCB, Where it can be used

3 Answers  

---

Sir pl provide 5 year sample paper for post junior engineer(electrical).I have currently applied for junior engineer (electrical) on RRB Ajmer

0 Answers  

---

what is the safe meggar values for motor, transformer HT, LT and Cables?

12 Answers   IOCL, Jindal, TATA,

---

How to calculate the fuel consumption for 600kva DG genset which connecting with 25%load?

0 Answers   Debbas, GE, TCS,

---