Electrical Engineering Interview Questions

why transmission line 11Kv OR 33KV,66Kv not in 10kv 20kv?

91770

What is different between DOL(Direct on line starter), VSD, S/S(Soft starter), and A/T(Auto Transformer)

46327

what is diffrence between neutral and earth wire

MTNL, Bhel, Esab,

22573

what is the method to measure the transformer current carrieng capacity in three phase.

6300

Why USe In -48 DC Volt !

3324

what is MAR

NCC,

2974

what is the difference withbeen lighting capacitor and motor capacitor?

4774

Hi Friends pls give information regarding BARC written test. am attending by 20-5-2008. mail me to kkumarei@gmail.com or message to 9962122264

BARC,

4628

why humming sound occured in HT transmission lines.

GE,

23852

WHY HUMMING SOUND OCCURED IN HT TRANSMMISSION LINES ?

GE,

13595

hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

616

some practicle study shows that the reactive power at the receiving end is not equal to the reactive power at the sending end.But according to theory the reactive power is exchanged by different parts of the network – capacitors and reactors permanently, but is never consumed or produced. Then Where that reacrtive power loss occuring?is there any formula to calculate reactive power loss?

2855

what is self commutation how a thyristor discharges through a capacitor and inductor

13110

why HT voltage rating in multiple of 11

ISRO,

22022

what is phase to phase voltage? what is line to line voltage

104809

Un-Answered Questions { Electrical Engineering }

What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.

1140

What is the abbreviation of NGT panel

729

How to Calculate Current Rating of SDFU (Switch Disconnector Fuse unit) for Protectionof Capacitor Bank connected to Busbar of 800Amp,in LV side of 11/0.433KV, 250KVA Transformer?

3075

tan delta equation test on alternators

884

solor panels arrange some angle,panel is flat fitted energy was produced or not why?

646

pls someone send me sample question papers along with the key.thanks in advance

1031

what are safety measures in /control in diesal engine/ explain them?

637

Why choke coil is connected in series with starter in tubelight??why starter is connected in parallel to tubelight??

1598

how calculate gd2 of ht motors

1080

explain remenance . differentiate high remenance type ct & low remenance type ct

722

hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

1059

What is Surge Capacitor? Why it is use in Generator Circuit Breaker?

3846

How to do stting of vl250 siemens MCCB

1682

AL=0B9H,bl=75H, ADD AL,BL AL=____________? CF________? OF___________?

901

WHY L-G FAULT IS MORE SEVERE IN TERMS OF RRRV?

1684