why we are using star connection and delta connection? difference?

5 Answers  

---

why voltage swells and dips???

3 Answers  

---

What are the conditions for sustained oscillator or what is backhouse criterion?

0 Answers  

---

why do MCB melt but not tripped in lighting highmast??

1 Answers   AHPCL,

---

Explain how you decide what size of electrical wire do you need?

0 Answers  

---

---

how inductance related to number of turns in a choke

3 Answers  

---

how calculate the electrical load for industry and office

2 Answers  

---

HOW TO CALCULATE THE CABLE SIZE FOR POWER CABLE, CONTROL CABLE AND INSTRUMENT CABLE

2 Answers   CA,

---

what is the difference between squirrel cage & slip ring induction motor?

17 Answers   College School Exams Tests, NTPC, Ramyaa Electro Gear,

---

WHAT IS MEANT BY SHEATH VOLTAGE IN 132Kv cable?

0 Answers   L&T,

---

What is the use of core in the transformer?

19 Answers  

---

WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION?

5 Answers   L&T,

---