Leading power factor means what? what is the power factor value while in power factor is leading? is power factor greater than one? In some cases i heard pf 0.8 leading then what about 0.8 lagging?

1 Answers   Rockfort Engineering,

---

what is basic difference between the normal tube light choke and electionic choke ?

4 Answers   Amaron,

---

why star point of motor shall not be grounded?

8 Answers  

---

I have 3KVA Libert GTX2 UPS. I need to calculate the back up time with some load. How to calculate the Back time. I need the expert guide

1 Answers  

---

what is intermediate switch

1 Answers  

---

---

what does the regenerative braking mean?and how it used for Dc motor? thanks.

2 Answers  

---

How to test transformer

1 Answers  

---

freuency meter

1 Answers  

---

How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f used in Canada is to be operated on 50 hz in Europe frequency then how will its KVA rating change? a-increase b-decrease c-remains same

1 Answers  

---

two 100W/230V bulb are connected in series. what would be the voltage drop across 1 bulb

6 Answers  

---

why C.T protection required for H.T.lines?

4 Answers  

---

In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..

0 Answers  

---