why the power factor is low at no load?

1 Answers  

---

I want to give Power supply to a house from the Feeder, Total Load of the House is 128 KW, how to calculate cable size for this load ?

5 Answers  

---

What happens with squirrel induction machines if the ends of rotor conductors are kept open? Explain

3 Answers  

---

we specify current in case of feeder but in case of distributor voltage, why?

0 Answers  

---

what is the working principle of a DG Set, Alternator, & exiter

0 Answers  

---

---

Why Cables are always circular and not square or rectangular?

3 Answers  

---

how can we calculate that how much capacitor is needed for a system to increase the pf?

5 Answers  

---

sir, my question is that if we start any three phase induction motor with star connection.will be current taken ? please send a formula.

4 Answers   ABB,

---

What is meant by RCCB

3 Answers  

---

Which modulation has higher data rates a.fm b.am c.qam d.qpsk

1 Answers   NTDC,

---

what happen when dc shunt motor field is sudden open in running condition

34 Answers   APGenco, Bhel, IIT, JMRC, TCS,

---

1KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason

16 Answers   Ecil, Engineers India, MahaDiscom,

---