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Electrical Engineering Interview Questions
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Can anyone please give me the parameters , formula needed to calculate the circuit breakers for building services.Thanks

Bhel,

875

What is communication? What are the different stagesin the communication process?

 1 921

What happens if you give supply to the rotor of three phase induction motor?

 11 23003



why nearly all the voltage levels are in the multiples of 11 like 3.3 ,6.6 ,33 ,11 kv.....

Suzlon,

8 7429

what are the current specifications of bus ducts ? i ve seen in IPBD bth 22000 A and 1500 A in 400 kv switchyard . why it is so??

 1 1601

why nearly all voltages are in the multiples of 11?

 5 5969

sir please send me previous year questions of jspl through which i could prepare myself fpr the test.

Jindal, Jindal Steel and Power, FGH, HFT, JSW, JSP, Lin Engineering,

64 30529

sir plz send some previous year questions of jspl.

 670



working principles of a generator

Cairn,

3 4514

can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent

 816

WHAT IS THE FULL FORM OF CABLE TYPE-AYWY,AYWAY,YWY ?

Polycab, XLPE, VIR,

6 72526

difference between ceiling fan

TCS, Altius Technologies, Raisoni, Uni Deritend,

24 36527

On what basis no of earth pits are to be decided either for transformers or for equipment?

BEL, Reliance,

8 15283

What is defference between earthed and unearthed cable(HT)? Which is better for under ground cabling?

 1 5846

why should series motor be started with load and shunt motor should be started without load??????

 7 17006

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Un-Answered Questions { Electrical Engineering }

why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain

887

In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?

295

can we use NPT glands in LT panel

510

would you please give me any idea about the BARC interview question on electrical? i have an interview on 1st july.....plz hlp me.......its urgent......

1152

what is is the potential diffrence between two phase ?

3471




what are the available sizes of pin type terminal lugs in the market today?

617

How can calculate the rating of a servo stabilizer for given a specific load

2186

What would cause a 240v choke that should give 110v out on a 16w lamp to gradually increase to 160v?

884

Is it possible to download the Siemens Selection Chart(TYPE 2 coordination) for 1) fuseless selection 2)Fuse selection

6588

explain working principle of earth leakage relay

2180

7. A resistance of 30 ohm is connected across 240v supply. If a resistance R ohm is connected in parallel with 30ohm resistor across the same supply, the current drawn becomes triple of original one The unknown resistor R is

193

what is the difference between changer, converter and transformer?

165

Igfet is a

427

If symmetrical fault occurs at the terminal of a synchronous motor then how the motor will act...explain it..

801

Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?

2995

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