Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?

4 Answers  

---

when voltage increases current decreases & vice versa why it is so?

3 Answers  

---

What is s-domain and its significance?

0 Answers  

---

what happen if we give 220 volts dc supply to d bulb r tube light?

4 Answers   Genus, RMSI,

---

1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?

0 Answers   TATA,

---

Differences between 415v ac and 440v ac

3 Answers  

---

Refernce currents are to be generated using refernce cueernts how can this be done

0 Answers   ABC, Wipro,

---

the problem faced on star or delta winding connection??

0 Answers  

---

What is the meaning of burden and class of accuracy of CT?

1 Answers   Home,

---

how is the magnetic current test is different in delta-star and delta delta transformer.

0 Answers   Bhel,

---

why generation voltages are 6.6kv or 11kv and why not some one give that stander that generation voltages are 5kv or 12kv?

1 Answers   AES,

---

what is the difference between high impedance and low impedance circuit?

2 Answers  

---