11. As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why? 12. How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test? 13. Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV, 20kV, 30kV? 14. Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it? 15. Explain why the Voltage drop will happen in 3 Phase line? 16. What is the equipment used to control the generator output? 17. What are the factors to be considered during the Synchronization? 18. What should be value of Circuit breaker operating time and tripping time? 19. Why the CT Secondary is rated as 5A generally? 20. At which time Synchronous generator act as a Synchronous Condenser?

1 Answers  

---

is that a problem if i connect a single phase load to a secondry delta connected transformer but i get a neutral from other transformer i the system?

0 Answers  

---

1)why the transformer rating in KVA insted of KW 2)why the secondary of ct is shorted and why the PT secondary is open

3 Answers  

---

Please give me a ansver for why currant transforme noe point should erthing

1 Answers  

---

What is the direction of rotation of blades in a table fan and in a ceiling fan ?

11 Answers   Power Grid,

---

---

how to calaculate the amps in transformer ?

2 Answers  

---

Which system is best for industries 3ph 3w or 3ph 4w?

3 Answers  

---

why r we using shell transformer for low voltage

0 Answers  

---

we have a 2000kva step down transformer at our site. The HT side is charged from 22000V. So the primary current will be 52.48A. So why the HT breaker(SF6 ABB) is rated of 1250Amps ?

2 Answers  

---

why we used.c source in the field of the alternator , why not a.c source.

1 Answers  

---

Explain bypass capacitor?

0 Answers  

---

Dyn1 transformer vector group testing how to do

0 Answers  

---