Electrical Engineering Interview Questions
Questions Answers Views Company eMail

which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing

2185

What happens on the secondary of a 33kV/11kV when one phase of the primary fuse blows?

3 5508

roles of owslaw explain?

BSNL,

3 5687

how to calculate capacitor bank value to maintain unity power factor plz xplain with some suitable xample?

4 16808

xplain in detail d pr. of synchronous motors? why syn. generators r used for the production of electricity?

4 6482

what is the exact direction of current? as we know current travels from higher potential to lower potential,so if we take battery +ve to -ve implies current direction is from positive terminal to negative terminal.,whereas electrons flow from negative to positive as they are attracted by positive ions.current will be the plow of charge but not flow of positive ions.please clarify my doubt friends.

2 6215

why supervision relay is used in incoming feeders?

1 3503

how it can be decided what will be the rating of CT and PT to be used in LT or HT cables?

3 5767

A rotor of an induction machine is delta connected. Now is there any necessacity to short the slip rings?

TCS,

8 9490

There are a Transformer and an induction machine. Those two have the same supply. For which device the load current will be maximum? And why?

4 9432

Will a 230VAC motor run OK at 208VAC.

7 10339

Hi How can you start-up the 40w tube lite with 230v AC/DC without using any choke/Coil.

5 11400

what is "pu" in electrical engg.

4 19047

what is transient stability analysis means?

1648

How ships are protected from lightning?

1 4370


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what is the use of expulsition protective gap in 11Kv line.

1665


How servo stabilizer works.

1613


how can get electrical c licence.now i am working in spining mill , transformer capacity 2750KVA. SANCTION DEMAND 2250KVA. PLEASE ADVISE ME . MY CONTACT NO 09944226823

1347


what is difference between 5A and 100A CT constructional wise and operation?

2793


what are the available sizes of pin type terminal lugs in the market today?

1395






in star-delta tranformer,if the input of star connection is 400/7v 3 kva then what is the output of delta connection?

1688


what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

1592


why u r living from presentaly working.

1925


If the line voltage is reduced to 75% of its rated value then by what percentage current will reduce ?? 75% 25% 50% no change and why ?

1719


what is the difference between skin effect

1706


what is the formula for computing cable tray size & capacity

1676


Can we transmit digital signal to long distance ?

1459


how to Select Lighting arrester? What r the parameters to be considered for the selection of Lighting arrester ?

1159


WHAT IS THE CURRENT CARRYING CAPACITY OF 2.5/3 CORE HI TUFF CABLE,WILL IT SAFLEY CARRY 8.6 AMPS OVER 120 METRES,CAN YOU ALSO ANSWER WITH FORMULA FOR WORKINGS OUT ,THANK YOU 3RDYR APPRENTICE.

3117


Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

1402