Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How much dc volt applied in cathodic protection system?

1816

what is balanced network and unbalanced network

Nalco,

1 4224

PLEASE ANYBODY HAVE ELECTRICAL CIRCUIT DIAGRAM FOR CHMER PULSE CD 60M SPARKING MACHINE.PLEASE MAIL ME SUPRIYAAYYAPPAN@YAHOO.CO.IN.

2314

why is a earth pit 10 ft usually? And, what should be the distance betweeen two earth pit?

4 5430

What do you mean by Transformer?

Hyundai, NTPC, wbsedcl,

9 13517

what is the difference between a race around condition and toggling?

1 24862

what is slip ring startor

1 2646

what is the difference between multimeter and megger?

Bhel, Metro,

3 15678

what is stray capacitance?

1 3078

what is advantage of providing taping on HT side?

4 5155

what is the advantage of connecting capacitors in delta than in star?

NTPC,

1 2254

(1)The demand for electricity , the amount of renewable generation available, the amount of fossil fuel generation available and the cost of the fossil fuel generation are shown in table below period(hrs) demand(MW) renewable (MW) fossil- fuel(MW) cost of fossil fuel(MW) 00.00 - 01.00 2000 1800 2000 30 01.00 - 02.00 2300 2500 2000 30 02.00 - 03.00 2500 2700 2100 45 03.00 - 04.00 2900 3100 2100 50 04.00 - 05.00 2700 2600 2500 45 05.00 - 06.00 2400 2000 2700 50 06.00 - 07.00 2200 1800 2000 36 07.00 - 08.00 2100 1600 2000 36 Assuming that the renewable generation incurs zero cost, determine an optimal generation schedule(specifying the amount of renewable generation and fossil fuel generation used in each period, the cost for each period and the overall cost for 8 hours.)

1395

while doing high voltage test on 11kv/433 distribution transformer why we only give 28 kv on hv side and 3kv on lv side for power transformers what is the value what factors it depends

Enercon,

2337

draw singleline diagram of star to delta and dol starters

JCP,

1750

what is advantage of using star to delta in place of dol starter

4 5568


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Un-Answered Questions { Electrical Engineering }

What is the classification of hydro projects based on installed capacity?

659


why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

1632


how does commutator convert a.c to d.c?

1741


What is rotating magnetic field?Discuss elaborately.

2123


How to calculate the Efficiency of Chiller

2823






How to calculate the sag on transmission Lines.

2390


What is the actual meaning of thermal power efficiency ?

1569


how to calculate the loss tangent of electrical cables

1570


Single line diagram for dbb (double bus bar)system.

1441


draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

1463


How to use computer cpu ups use for home inverter circuit board

1265


How do we arrive at selecting reactive capacitance value as 30% of h.p rating of motor?

1347


What is the method of estamating of cable, CB,MCB ?

1645


What is meant by harmonic distortion?

639


where reactive power is used

1531