Answer / y_suhas

I=0.8*1000/(440*COS(Q)),
------I=2.26A------

Answer / y_suhas

KW= VI COS(Q),
COS(Q)=KW/KVA,
KW=KVA*COS(Q)=1*0.8=0.8,
I=KW/(V*COS(Q)),
I=0.8/(400*0.8),
I=0

WHAT IS MEANT BY SYNCHRONISING IN GENSETS

5 Answers  

---

Difference Between B Curve & C Curve in MCB.

3 Answers  

---

What is an Automatic Voltage Regultor & what is its use? What are the general componets we use to design an Automatic Voltage Regulator..What are the factors to be considered for its design?

3 Answers  

---

How many types of DC current

2 Answers  

---

What is on line ups and off line ups?

2 Answers  

---

I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.

0 Answers  

---

why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?

0 Answers  

---

Does the isolator has a making capacity????????

2 Answers  

---

what is the long transmission lines

2 Answers  

---

please send me last 5 year interview questions

0 Answers   ONGC,

---

keeping in view of parallel operation which of the 3 phase transformer connection are possible? a)delta-delta to delta-star b) delta-delta to star-delta c) star-star to delta-delta d) delta-star to star-delta

4 Answers   Ecil, Siemens,

---

Can you any one explain application of buccholz relay operation and pressure relif device operation of power transformer

0 Answers  

---