why ct is testing using dc.. y cant we use AC insted of dc on POLARITY TEST.

6 Answers  

---

what is swirl induction in i.c engine????????

1 Answers   Ashok Leyland,

---

Mr. mohh sahid m not satisfied for ur answer to the que weather the size of transformer increases or decreases withchange in fr for more detail go to the answer given by me

0 Answers   Sail,

---

what is the kvar, droop, stability,ramp

1 Answers  

---

why is the vector group analysis done in transformer tests

28 Answers   K K Rao, Lloyds, Nicco Engineering Services Limited, Qatar Petroleums,

---

---

how do you test the capacitor bank ?

12 Answers   Essar,

---

about your self?

4 Answers   Hyundai, US Technology,

---

Which phase is prefered for connecting 1phase vt used for synchronism in an OHL? why?

1 Answers   Siemens,

---

sir i had plane to do some project with the base of hopkinson test in AC supply its possible

0 Answers  

---

while doing the excitation current test on power transformer what is the value of voltage to be applied? Nomonal rated voltage or 10% of rated voltage? Is it necessary to apply on high voltage side?

1 Answers   ACC,

---

how can i improve the power factor in domestic (230v)

0 Answers   Epcos,

---

what is the thumb rule or formula for cable size and current ratings

1 Answers  

---