what is negative and zero impedance in 3 phase induction motor ??

0 Answers  

---

What is cathode ray oscilloscope (cro)?

0 Answers  

---

What should be the value of earth resistance for an instrumentation/electronic circuit? As per which IS/IEC Code?

3 Answers   IOCL,

---

Can I use RCCB in moisture control device in a submersible pump.

2 Answers   TATA,

---

Sir, Please tell me that how I will calculate the efficiency of rectifier. Because input is ac and output is dc. Is it right to put two unlike signal together.

2 Answers  

---

according to faraday's law whether the induced emf is average or rms value?

2 Answers   Power Grid,

---

Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.

0 Answers  

---

Why the capcitor to be discharged after put in to operation & why not inductor though the both elements stores energy?

3 Answers  

---

what is the defination of 'Mass' & 'Weight'

3 Answers  

---

NGR? What is NGR?

14 Answers  

---

How work of capacitor in dc supply...???

0 Answers  

---

what is the k var ratting of 1250kva

0 Answers  

---