Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Why Transistors are not used as switching devices?

15 19311

what is the difference between electrical & electronics

TCS, Satyam, Infosys, GDA Technologies, Banking, MBA, Snow White, Axon Constructions, Satyam Tech,

245 217392

All tape of electrical questions Answers tape of motor transformer e.o.t crane

Honeywell, Afcons, SIMS, Manlift,

1227




my field of interest is T&D. plz tell something about that.

TCS,

15 13824

2 Diesel Generators 900KVA connected to the bus bar for essential load as an alternative for power taken from 11/440V 3KVA Transformer supplying this bus bar. my question here is in the event of power failure on 11KV side can I feed the power to 11 KV bus by using the same transformer as reverse feed, what will be the inrush current???

Ashok Leyland,

3 9044

what is the difference b/w winding insulation class and winding temperature class?

NTPC, Bhel, NDPL,

6 12751

why, when birds sit on transmission lines or current wires doesn't get shock?

Infosys, College School Exams Tests,

36 33762

railway exam in asst loco pilot old test paper

RRB, TATA, Loco Pilot, Vimal, Indian Railways, Southern Railways,

25 27926




why earth hole size is biggest in plug point?

RRB,

13 19674

why earth hole size is biggest in plug point?

HCL, RRB, Al Qabas,

22 26793

what are the types of transformers

59 59651

hi friend i am going too attend for hpcl in this month please help me by sending written test question papers i am in the stream of E.E.E

HPCL,

775

What quedtion to ask a electrical maintenance technician?

Bhel, Royal Furnishers,

5 16155

capacitor is load free component but why ampare meter shows the current when the capacitor bank breaker close?

OPS,

4 4598

capacitor is load free component but why ampare meter shows current when capacitor bank breaker close?

Bhel, OPS,

5 9396


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Un-Answered Questions { Electrical Engineering }

ELECTRICAL DRIVES: can a motor load system with passive load torque can have equilibrium speed in second quadrant

2734


how we can calculate power factor in single phase & three phase ?thank u

814


What is the function of the generator exciter?

122


what is magnetizing current test in power transformer

1257


lorteny method

720






hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible

545


how we select ac fuse rating of an power inverter???

659


what is mppt (maximum power point tracking ) and how they used in solar power generation ??? what are the main components used in mppt?????

1769


How to Calculate The Neutral Earth flat design calculation for the Synchronised generator (Gen 1-650Kva, Gen 2-725Kva

367


what is earth-fault?when it occurs? to check where it occurs what type of test should we do?

822


what is the eight bit unit?

964


Can you explain about TEE protection scheme?

907


for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance

467


why ups rating in kva? and why ups are in parellel?.why isolation transformer is used in ups?

654


What is Harmonics how it is produced and what is the method to control the same

991