Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Why Transistors are not used as switching devices?

15 31061

what is the difference between electrical & electronics

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

245 357517

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

Afcons, Honeywell, Manlift, SIMS,

2651

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

TCS,

15 25677

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 13337

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

Bhel, NDPL, NTPC,

6 19086

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

College School Exams Tests, Infosys,

36 58655

railway exam in asst loco pilot old test paper

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

25 45486

why earth hole size is biggest in plug point?

RRB,

13 30020

why earth hole size is biggest in plug point?

Al Qabas, HCL, RRB,

22 45076

what are the types of transformers

59 94219

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,

1976

What quedtion to ask a electrical maintenance technician?

Bhel, Royal Furnishers,

5 21302

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

OPS,

4 9135

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

Bhel, OPS,

5 15351

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Un-Answered Questions { Electrical Engineering }

What is the vector group of a transformer,how can it be found out?

2049

where are the circulat the diesel in DG parts name with pictue

2136

What happen if 200 KVAR capacitor connected to power continuesly?

2123

what is laser diodes?

1159

What is meant by sag?

1192

i have install 750 kva distribution transformer at my site and want to do neutral earthing. what calculations should i follow to determine earthing conductor material and size?

2058

Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

2054

State the methods of improving power factor?

1146

why is control bus bi-directional?

2162

I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?

2182

When and where resistance earthing is used ? How to calculate the time constant for earth fault

1813

How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

1452

I have 1500/1A CT If i connect this CT in 6.6KV bus bar means what will be the voltage present in CT?

2003

how the CT and PT is connected in the circuit during testing of transformer explain with diagram

2017

What is earth system using on the floater TN-S or TT. Iam not sure and what ICCP

1729

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