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Electrical Engineering Interview Questions

i) in which cases should we go for neutral and where should we go for ground? ii) in domestic supply we are getting 230v a.c.and what is the amount of current?

2938

what is relation between voltage and current and don't take resistance here. if we supose say when there is increase in voltage whwt happens to current?is it decrease or increase?

4114

should Dy11 and Dy1 group can be operated in parallel??????

6652

How to Calculate Stc Rating of an indoor type VCB Panel? What is a full form of STC?

ABB,

7912

How do you compute voltage drop and cable size over distance?

1387

How does one convert an AC motor into a generator?

Bhel, ZK,

7505

why do star-delta connection ? why do not connect any circuit direct connection ?

2868

tell me any book for current n potential trasformer with full knowledge ?

2365

What are the types of windings present in the ceiling fan? What winding will be effective first when we started the fan?What are the resistance and inductance ratios comparatively at the initial speed and full speed of the fan?

MIT,

1979

c++ write a program to use a fuction call "max"which accepts an intger arrey of size5.as an arrument and return the larger and smallest of the arrey to main without changing. the original changing of the original position of the element of the arrey.

1026

what will be happen if earth point is being used for as a neutral point for raw power , and same will be used for ups earthing

1213

what is LT & HT?

8380

what is difference between ELCB, RCBO & MCB

14330

in what type of applications v can use q meter?

1235

in our transmisison sub station why we step down firstly 132kv\33kv then 33kv to 11kv. can we direct step down 132kv to 11kv.

4462

Un-Answered Questions { Electrical Engineering }

what is the maintaining Cf in UPS.

1328

How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

1147

Hello sir i m student of gtu .what is idp.

1352

how to prepare the technical test

1209

I want to make street light with solar system ... What may I do for procedure and how much of estimation for each material ... If any one knows guide me and inform this id : aravindd7@gmail.com

890

what's the requirement of Dy11d0 connection of 3 phase transformer?what's use of it?

6241

what is the difference between vector scale and vector diagram?

3166

On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?

2807

What is Long rod insulator and it's applications..? merits over the disc insulator ..?

1058

How can we find the breaking capacity of a Load breaker switch (LBS) fed from 11 kv supply??ex:50KA, 26kA etc???detailed step vice answer pls.

1164

What happen if 200 KVAR capacitor connected to power continuesly?

1252

How to calculate mf when meter equipment and meter are connected

911

what is allowed value of zero sequence impedancce of 6.6 kv nuetral earthing transformer ?what is the actual value

1279

Compare salient pole and cylindrical rotor machines.

1072

Salient pole alternator is more stable, why?

1583