Electrical Engineering Interview Questions
Questions Answers Views Company eMail

is tree is a good conductor and it may be used for conductor?

3 6834

how to connect generators in parallel and what are the required equipment to do so?

MSEB,

2 7226

in 3 phase induction motor resistance value is how much

1 4054

why our power production in multiple of 11, in strictlly asking why our o/p voltage of alternators is 11kv only and whynot graterthan 15 and016KV?

4 4863

why capacitor using the induction motor?

Kirloskar,

6 7285

why capacitor using the induction motor?

5 5520

What is the working mechanism of OLTC in Power Transformers????

KSEB,

3880

why in america the supply frequency is applied as 60 HZ. but in india we use 50 HZ.

Elcom International, HCL, NTPC, OMC,

1 2393

if flow of electrons is current then why their direction are different???

1 1777

Triping principle of ELCB&RCCB? wht is the difference between these two?

2 4465

which type of effect of turbine and generator reverse power protection ?

NTPC,

3748

What is difference between Harmonic and Non harmonic Capacitor Bank?

TATA,

2382

how to calculate vfd o/p voltage by frequency

HCL, Orchid,

1705

how hydrogen or helium is a cooling agent for alternator./ generator of big size.

1 4220

what is the meaning of powerfactor

NTP,

6 7423


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Un-Answered Questions { Electrical Engineering }

how to commissioning the genset with amf panel?

1888


why magnetising curve not start with zero voltage?

1839


How can get elongation of 2 k.G aluminium, if elongated aluminium dia is 2.5 mm?

1808


why capacitive load is not used in routine life????any reason is there ??????

1134


The D.C. spark test is applicable to single conductor cable & assemblies of insulated single conductor cables without insulation shield,metallic sheath or metalic armor?

1395






i am completed diploma in ece,and working in ht and lt lines.so is elligible diploma in ece for get electrical C Licence?plse give ur opinion?

1345


Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?

1404


how r charge carriers produced

1623


What is VSCF windelectrical system?

1327


How to calculate Voltage regulation of 22 KV Over head Line.

1183


Pls explan the OLR setting in VCB at HT yard

2154


How to do fabrication , busbar and wiring cost for : 1. LT Panels 2. C& R Panel

1434


How to calculate the no of Ceiling fan (1200mm sweep) per unit area?

1371


can mini-curcuit supply MIL-tested transformer !

1610


WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

1430