Why High voltage are generate noise ?

0 Answers  

---

Neutral to earth and phase to earth voltage how much.

2 Answers  

---

What is main purpose of chock coil and starter in florescent tube ?

1 Answers  

---

How to select the cable and voltage drop in circuit?

0 Answers   DEWA,

---

What core magnetic balance test of transformer? How to do this test in a three phase Star star (star-LV, star-HV) transformer? How to measure and where to measure?

1 Answers   Alstom,

---

---

what is MFD value in capacitor?I have 201 Kva load & reactive power is 150 Kvar. so how it is calculated?

2 Answers   IIT,

---

One amps in HT is equal to how manys amps in LT

5 Answers  

---

What is the height of DA, DAL, DB, DC & DDE tower?

0 Answers  

---

Why lightning arrester blast in rainy day?

1 Answers   Eco Cement, Mahaveer, MBDL,

---

keeping in view of parallel operation which of the 3 phase transformer connection are possible? a)delta-delta to delta-star b) delta-delta to star-delta c) star-star to delta-delta d) delta-star to star-delta

4 Answers   Ecil, Siemens,

---

How to test lightning Arrester?

0 Answers  

---

what is cogging? how it can be controlled?

1 Answers   HCL,

---