what is cathodic protaction?

0 Answers  

---

how many units consumed by 8.5 ton ductable split ac in one hour in 3 phase?

2 Answers   Servis,

---

What are the typical values of characteristic impedences of overhead line and underground cabel? Why there is so much variation?

1 Answers  

---

What is spill current in protection relays?

1 Answers  

---

Capacity of circuit breakers all types

1 Answers   Megatron Solutions,

---

---

What is the drawback of static coefficients?

0 Answers  

---

Whether the over frequency protection is turbine or alternator and why?

1 Answers   Marg,

---

What is class ab operation?

0 Answers  

---

In Extended Delta transformer, by which method we can measure the extended angle of transformer?

1 Answers   Usha Martin,

---

If we feed 230V ac supply to a full wave rectifare, what & how much will be the out put voltage?

3 Answers  

---

Why earthing done?

1 Answers   CBRE,

---

What is the application of Dyn1 and Dyn11 vector group of transformer?

0 Answers  

---