Why do not we prefer non conventional sources of energy to conventional sources?

0 Answers   Nabard,

---

why the power factor is low at no load?

1 Answers  

---

if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?

2 Answers  

---

What are all present producing cost of Per KWH of various Fuel?

0 Answers   Sanmar,

---

for a slip ring induction motor if the stator is short circuited and rotor is given supply? how does the rotor rotate?

1 Answers   TNEB Tamil Nadu Electricity Board,

---

what is meant by reactive power ?

5 Answers  

---

What is the maximum advisable distance where it is required to interconnect a 500 KVA 480 V 3 ph transformer and the main panel or MCC ignoring the voltage droop affectation, does it is exist any standard about it?

2 Answers  

---

Does RCCB do the job of MCB? Lets take 16A RCCB. it trips when residual current exceeds 30mA. does it trip in an over current situation, i.e when current exceeds 16A ??

2 Answers  

---

why is one voltage transformers (instead of three ) installed at the entrence of the incoming line in a substation.

2 Answers  

---

WHY IL=IPH IN STAR AND WHY IPH=IL/1.732 IN DELTA? WHAT IS REASON BEHIND IT?

0 Answers   Siemens,

---

Define closed loop control system.

0 Answers  

---

HI....HOW CAN BE MESARED THE VALVE OF NEUTRAL GROUND RESISTOR WHIC IS LOCATED AT SWICHGEAR ON GENERATOR SIDE....

0 Answers   Jindal,

---