Answer / n panja

power factor is in leading condition means the system is capacitive as in a capacitor current leads voltage. It also suggest that the system is running under low load or zero load condition. Excess reactive power may cause higher receiving end voltage than the sending end (ferranti effect). 

What is the function of Buchholz relay in transformer ?

1 Answers  

---

what is the use of vector group in transformer. means what r the application of various vector groups?

5 Answers  

---

Why the colour of insulator is always is chocolate in colour?

3 Answers   Bhel,

---

What is power relay?

0 Answers  

---

why AC voltage source are generate as 50 Hz ?

4 Answers  

---

what is different between buchhoz relay and pressure relife devices in transformer

2 Answers   Spanco,

---

why magnet has north and south poles only why not east and west and why we are considering as north and south poles? why cant we consider as east and west?

0 Answers  

---

What is cable gland,why does use for?

5 Answers   ABB,

---

how to diffrentiate between ac & dc motors from a distance

5 Answers  

---

How the setting of the vector surge relay shall be calculated when the relay is to be used for Grid islanding application?

0 Answers  

---

what is the tolerance of electrical frequency for India? it's .5% or 1%?

8 Answers   Engro,

---

What is the difference between induction motor and the Synchronized one?

4 Answers   Foxconn, Sabic,

---