Answer / star

Because Y phase is less prone to faults. B phase is prone
to earth fault and R phase is prone to lightning. So Y
phase is more safe.

How to calculate the average power factor in 3 phase unbalanced system

5 Answers   Bhel, MacLellan,

---

why t/f are rated in kva. is it conserned with p.f.

3 Answers  

---

what is the diff. btwn. electronic regulator and ordinary rheostat regulator for fans?

3 Answers  

---

what happens when ac supply is given to the dc motor and dc supply is given to the ac motor?

1 Answers   GATE,

---

The size and construction of bushings in a transformer depend upon?

1 Answers  

---

What is the use of core in the transformer?

19 Answers  

---

Why don't we use ground free electricity to avoid electric shock.As birds are do not get shock.

3 Answers  

---

how would you come to know if a transformer is double wound or auto? note that there is no tag. you are given only a multimeter.

5 Answers  

---

How many earthings are required for commissioning the Transformer?

14 Answers   Dalmia Group, HSL,

---

WHAT IS MEAN BY MAGNETIC LOCKING

3 Answers   Bhel,

---

where are the circulat the diesel in DG parts name with pictue

0 Answers   SSP, Wipro,

---

what is the relation between reactive power and power factor for the what is the limit of reactive power and power factor

1 Answers  

---