Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the maximun current carring capacity in per phase for three pole 100anps rating ncb

L&T,

3 5276

I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.

760

what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?

1210




what are the effects on an power plant and consumers if the power factor is increased or decreased?

2 2389

What type of fittings and electrical accessories can be install in radiation area ?

574

in ring main system we use the isolater b/w transfer bus and main bus if we r not use isolatar than wat will be the effect in our sys.

768

why in electric train we can't feel current & generally we have get socked in our normal electricity ?

3 3204

what is the diffrence between kav and kvar?

5 16710




why generator and t/f ratings given in kva?

2 4607

what is the diffrence between dol and star delta strater? why star delta starter used instead of dol?

3 6094

what is the rating of boiler?

4 5042

How you calculate the repturing capacity of a HRC fuse

CPCL, RSCL,

1183

What is the exact load current needed for a place which has 100nos of bulb of each 100w?

2 2160

Can anyone explain me about the capacitor calculation

773

difference between shunt coil and tripping coil

GE,

7 55029


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Un-Answered Questions { Electrical Engineering }

How to calculate or formula to calculate rhe power in 2 phase system ??

176


Why the power factor improvement is so important in industrial loads

299


How we can calculate the life of Lead acid battery

449


what is reactive power?, why its measured in VA ? is it transient behavior of system?

1055


what is self capacitance of inductor

1015






how commomn gate triggering is given for TRIAC ? other thyristor wont be efffected?

1078


In the formula : Knee point voltage = Burden X alf / class, Please inform what is alf? regards Shashidhar M.R.

1997


volts=230 c=10mf a=??

771


How to design pavement quality concrete by using C.R.C.P Method

501


What is the comparison between 30mA DP RCCB and 100mA DP RCCB and can replace it against 63A MCB

136


Operation of isolators.

663


2. Modify your design in question 1.a so that the circuit works according to the following function table X Y F 0 0 Clear 0 1 No Change 1 0 Parallel Loading 1 1 Count 3. Design a circuit that detects the pattern 010 in a serial input X considering: 3.a Overlapping 3.b No overlapping

677


what is the transformer rush current?

705


how can I calculate charging current of cable/overhead conductor? what is roll of voltage in it ?

2376


what is the difference between interconnection and intraconnections in the circuit diagrams

5420