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Electrical Engineering Interview Questions
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low voltage distribution is done by a)3 phase 3 wire b)3 phase 4 wire c)single phase

 3 4317

why u want to work in sail/ntpc as u r already in an it company where life is good, good environment no much tensions etc?

Sail,

6 13148

% voltage variation in distribution a)1% b)5% c)10% d)15%

 2 3076

which turbine has high thermal efficiency a)open gas turbine b)close gas turbine

 2 2929

What is the application of Dyn1 and Dyn11 vector group of transformer?

 2430

why we r used DC megger insted of AC megger?

Adani,

1 3068

Simple calculation of improving power factor?

 5 7051

What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

L&T,

1672

WHY THAT THREE COLORS CHOOSEN IN 3 PHASE? WHAT IS MEAN BY RYB?

 2 4975

how many bulb of 60watt at 300volt is used to maintain 0.25 amp.with valid reason?

Cords Cable, TATA,

4 4956

What happen if ac supply is fed to rotor of the alternator?

 1 2696

When dc supply is fed to rotor of the alternator how it work?

 1589

When a fourth resistor is connected in series with three resistors, the total resistance

ITI,

1 5856

When one of three series resistors is removed from a circuit and the circuit is reconnected, the current

 1 3049

All the voltage drops and the source voltage added together in a series circuit is equal to

 2 3244

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Un-Answered Questions { Electrical Engineering }

What is the name of transformers oil filteration equipment?

1586

What is the previous name of Cox's Bazar

1458

What is safety of Ht panel

1167

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

1625

What are the advantages and disadvantages of closed-loop control system?

704




Give me the calculation steps to design an electromagnet to be work in 230V 50 Hz AC Supply. Also give force that is created by that electromagnet when it gets energized.

1811

How many types oil using in transformer ? How many letars using in transformer..?

1546

What is lifting power for 1 wb/m2 and 1 A magnet?

1687

Shall I use 40A semiconductor Fuses in 32 A SFU ? Frame size is same. What Happen if Fuses burn on SFU?

1617

What kind of Neutral CT can be placed in 11/0.433KV transformer to be used and what are its specification?

1403

Why syn. Generators are used for the production of electricity?

656

what does mean of RCT and STR in diffrential CT?

3764

Explain RLC circuit?

736

What is transient Phenomenon?

1773

Refernce currents are to be generated using refernce cueernts how can this be done

1778

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