Electrical Engineering Interview Questions
Questions Answers Views Company eMail

1.What is effect of capitance in transmission line? 2. After raising the voltage at receiving end what will be happen? 3.how we nullify or control the raised voltage at receiving end?

NTPC,

3 4808

how does an centrifugal and screw type chiller will work. which chiller efficiency is high and why.

Hyundai,

1877

specify the inbuilt protections in DG

1653

Explain the function of VFD

Dalkia,

10 18730

witch pump used in wtp

Dalkia,

1659

which pump used in STP

Dalkia,

1704

What is the maximum No. of out going mccbs permitted from an LV distribution paqnel? What is the ampere relation between incomer and out going switch gears/mccbs?

1508

How Load Factor, Demand Factor, Diversity Factor etc best applied in designing an electrical circuit? Is it allowed to consider these factors in each and every panel in an electrical distribution system? Can any body suggest a good book for reference?

Oberoi,

2498

What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?

1562

while conducting an experiment why we connect the armature rheostat in maximum position and field rheostat in minimum position

1 3490

What is milivolt dop test in Busducts? What is its significance & procedure to do the test?

1619

How to calculate cable size for a particular load? i have 12 MW,11KV Motor 3 Phase, what should be cablesize? What are the points to remember for cable sizing calculations?

2 5897

what is EP panel and AHS panel

2 4170

we have two 11/.433 kv. distribution Transformer rating as 1000 kva & 500 kva , i wants to run parallel both transformer. both transformer impendence voltage is 5.24%, How can we run both t/f, & how sharing the load

3 6110

i have one transformer 1000kva, 11/.433kv. we are using 200/5 amp. ct unit for measuring purpose, & one 800 amp. V.C.B Unit for the same t/f operate, i wants to known the primary current of T/F is only 53 amp. why we used 800 amp. V.C.B ? & 200/5 amp. CT Unit.

4 12129


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Un-Answered Questions { Electrical Engineering }

Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

3039


How would you calculate power loss in a resistor?

673


what is effect of length of air gap on performance of dc motor and generator?

1371


what is the meaning of vcc

1954


dear sir, i completed diploma in electrical in 2005, how i can get electrical supervisor liance in mumbai

1594






how to calculate magnetic force genrated by a coil ?

1768


Type of motor stater detail and working detail

1300


What is slope...? Explain slope 1 and slope 2...?

1125


Define ohm’s law for a.c (alternating current)?

671


what will happen if i connect 12 volt battery with 24 volt battery charger.

1499


Is a d.c.compound motor is use as a booster? how?

1701


what is basic difference betmeen normal & flame proof motor??

1519


how slip power recovery system work

2588


Explain Continuous and Discrete signals?

1335


how to handle 2500 kva transformar

1172