How to calculate the External Resistance required for 60HP slipring motor in case no any data of the Motor is available???

0 Answers  

---

Why reactive power is needed in a power system? How is it being absorbed or delivered by alternators? For reactive power control we are changing excitation but reactive power absorbing or delivering related to stator. How these two are interlinked? i want a detailed explanation with necessary expressions and figures?

0 Answers   Power Plant,

---

The electromagnetic torque developed is proportional to what in a D.C series motor?

0 Answers   HPCL,

---

what will happen if we give a dc supply to a transformer.?

10 Answers  

---

What are the essential characteristics of signal flow graphs?

0 Answers  

---

What are the technical reasons for soaking transformers for various times before allowing them to pick load after a fault ?

4 Answers   GE,

---

waht is the working principle of saft starter & what is the difference in vfd & saft starter

2 Answers   Cipla,

---

why the check zone and main zone are used for Busbar Protn. scheem?

0 Answers  

---

What happens when generator is running with leading power factor on it say -0.96. what are the effects of it on alternator and the other generators operating in parallel to it.

2 Answers  

---

Is KCL applicable for close circuit?

2 Answers   Toto,

---

Do anyone know how can I calculate earthing for substation or do anyone know any software which I can use for this case

1 Answers  

---

what is meant by k-rating in isolation transformer?what is k9, k14 stands for?

0 Answers  

---