In synchronous generators field is rotor and armature is stator.Can we take the output at the rotor in case of synchronous generator by the dc excitation on the stator?

2 Answers  

---

what is intermediate switch

1 Answers  

---

please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

0 Answers  

---

why DG battery blast

2 Answers  

---

hello friends this is krunal here.. i have applied for he officer train in hpcl electrical stream.. any one who have applied before for electrical stream please help me out.. post ur reply to my mail id: krunal_airforce@yahoo.com.. any tips, old questions for paper or any help will do.. plz help me.. your faithfully, Krunal Darji

0 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 the meaning of Dd0yn11

2 Answers  

---

How does a ideal c.t. works ?

0 Answers  

---

what is the earth resistance ?

5 Answers   Bhel, Cummins,

---

why do we use 25kv supply for traction purpose

1 Answers  

---

WHAT IS DIFFERENCE BETWEEN idmt and instentanous relay? is idmt is used as back up protection or else?or when instantenous relay saturates IDMT will operate???

1 Answers   BK, REL,

---

What is the earth treantment procedure?

0 Answers  

---