what is the effect come when i changed the alternator exciter field winding DC palority(+ve & -ve)which is coming from AVR.

1 Answers   Wartsila,

---

electricity requires a medium to flow and it cannot flow through air. so how does lightning come to earth through air without any medium?

3 Answers  

---

in a dc shunt motor what happens if motor takes high current,no speed

2 Answers  

---

1 no. 22 kV feeder is taken from state electricity board. 350 MVA is the S.C. MVA. now i am feeding this feeder to HT Panel having 2 outgoings which further supply to 2 Transformers. Can you please suggest me the type & rating of cables are 3 of these cables same? or they are different? please help...............

2 Answers   TCE,

---

What is the permissable nutral current of three phase system as per IS standards?

0 Answers  

---

---

what is phase angle and how its generate moreever how we measure the phasse angle?

1 Answers  

---

How to Calculate The sag of OPGW in Transmission Line???

0 Answers   Zenco Systems,

---

if we want to convert the two 12 V DC batteries in parallel for UPS ? what would be the result ? which is better for a UPS , connect two batteries in series or connect them in parallel ?

2 Answers  

---

Why transformer called by KVA?

8 Answers   Reliance,

---

what is the responsibilities of electrical project engineer?

2 Answers  

---

please mention the minimum IR value for different voltage systems

6 Answers  

---

what is meant by impedence? can you describe easy becuse iam not well familier in electrical?

2 Answers  

---