what is the pressure of vacuum circuit breaker

2 Answers  

---

what is the transformer turn ratio formula and give some examples?

0 Answers   UPPCL,

---

What is formula of capacitor for 1-phase power connection.how to improve PF. Suppose I want to connect capacitor in refrigerator to reduce power consumptions.

0 Answers  

---

how much watts are equal to one unit of energy meter?

9 Answers  

---

Sate maximum power transfer theorem?

0 Answers  

---

---

Ferranti Effect says that voltage at the receiving end is higher than that at the sending end. How is it possible?

4 Answers  

---

what is surge??

1 Answers  

---

i want to measure voltage difference between neutral and earth so i just simply use voltmeter. my question is that may i use this measure continuosly.or there are some electricity board restrication on that? or it creat some problem on my measuring device..?

2 Answers   NEEC,

---

what happens if commutator is removed in an dc machine?

3 Answers  

---

what is level 2 automation?

0 Answers  

---

how to calculate no load losses units comsumed by transformer

2 Answers   MRF,

---

How can calculate the rating of a alternator for a given specific load with formula

0 Answers   NRSC National Remote Sensing Centre,

---