Wht is the meaning of floating neutral

9 Answers   Cipla,

---

in dc transmission the frequency pi is zero, then how it will transmit communication signal?

1 Answers  

---

How do you select the pickup value of the relay?

0 Answers  

---

what is diff. b/w of earth & neutral?. why we are separately using ?

3 Answers  

---

What is critical disruptive voltage?

0 Answers  

---

---

What is mean CT Saturation? How to calculate?

13 Answers   NCC,

---

When connecting a loaded powerplant to the Huge grid,what are the factors to be considered and how the VAR flow will affect the system?

1 Answers  

---

what is the advantage of NiCd battery over Lead acid battery?

1 Answers  

---

Differentiate between Zero and Negative sequence current

0 Answers  

---

What are the earth resistance Standards of 66kv sub stations according to indian norms.

2 Answers  

---

1. If we apply dc supply to the primary winding of transformer it will be burnt out. similarly dc supply is given to field winding of syn. motor and armature winding of dc motor, they are safe. (Remember both windings inductive nature) what is the reason behind that?

2 Answers  

---

What is voltage in two phase?

7 Answers   ABB, SSG,

---