Answer / sujit nandi

ya if we know the resistance and impedence of load...as we know cos phi equals to R/ z...

how we can improove power factor?????????

8 Answers   TATA,

---

The power factor of the fixed load is 0.8, now the p.f is varying from 0.8 to 0.5.

0 Answers  

---

What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV

2 Answers  

---

what is single turn and multiturn encoder ? Can single turn encoder be used to show rpm of a motor(on shaft) ? Plz explain in brief .abanirout@gmail.com

1 Answers  

---

what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?

0 Answers   Reliance,

---

---

how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING) I O (current operating)?

0 Answers  

---

how to determine kilowatts (real power) is used in energy meter? is it apparent power effect the disk rotation?

1 Answers  

---

how to calculate power factor of capacitor? what is transformer rating?

2 Answers  

---

what will be the magnetizing current in the testing of 27 MVA transformer?

1 Answers  

---

in three pin plug point, whats the reason that one plug point is bigger in size

4 Answers  

---

Write the force balance equation of ideal dashpot element.

0 Answers  

---

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

0 Answers   Power Grid,

---