WHEN SINGLE PHASE SUPPLY AS 220V, WHY THE 3 PHASE- 4 WIRE MEASURED AS 440 VOLTS INSTEAD OF 660 VOLTS (220 VOLTS PER PHASE i.e 220x3 = 660 volts ).

1 Answers  

---

when voltage gets down the current of motor increases. but according to Ohm's law voltage is directly proportional to current. plz explain

4 Answers   Maruti Suzuki, TATA,

---

what is buchholz relay?what is it used for?

8 Answers   Engineers India Limited, NFCL,

---

How to Make relay co ordination chart for a Electrical power distribution of a plant

0 Answers  

---

what is subtransient , transient and study state ac components

2 Answers  

---

---

what is difference between neutral& grounding?

6 Answers  

---

in non technical way how can u define POWER FACTOR??

0 Answers  

---

what is power?

1 Answers  

---

My self munna.I had completed diploma from mechanical can I join facility and maintanance companys

1 Answers  

---

transformer spections :: input voltage 0-110-230v; output volage 0-10-12-14v; amp=3A using CRNO CORE, capcaity=50VA primary turns = ? ; secondry turns =?

0 Answers   Bhel,

---

what is the AC Plant and how can do the work with parts and picture tell us 150 Tr

0 Answers   Wipro,

---

What is the control action?

0 Answers  

---