Answer Posted / guest

we all know that resistance arises due to the collision of
electrons with other atoms n electrons... the molecular
structure of conductor are in such a way that it offers
less resistance to the flow of electrons

What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

2930

---

draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words

22954

---

how to calculate transformer turn primary & secondary side 11kv to 420v

2147

---

WHAT IS THE FAULT WHEN 100HP TURBINE MOTOR TRIPS, LIST THE FAULTS AND ITS TRABULESHOOTING TIPS.. MY AUTO TARNSFORMER STARTER TRIPS

2040

---

What is the power factor of a transformer at no load?

1056

---

pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )

2700

---

At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?

1988

---

Mention the difference between Analogue and Digital circuit?

1083

---

Please tell me the earthing procedures adopted for the STAR-STAR 3 Phase transformer in india and give a better sugession for earthing

1896

---

Is the installation of the filter cloths necessary before spreading the gravels at the transformer yards?

1896

---

Do you know what is dry-out test in x'mer

2594

---

Why strting torqe high in inducation motor?

2097

---

how technical is calculated in 11kv line and lt line

1974

---

# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

1957

---

what is per unit calculation?looking for simple and strong explanation thk u

2828

---