Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to find number of run cable laying[LT side] for transformer & alternator secondary side? [above condition for getting output power transformer to main panel side] give the example.

L&T,

861

what is the concept of directional power?

669

how to check a transformer insulation?

Kirloskar, Kirloskar Chillers,

3 4140




WHY WE GENERATE 3 PHASE POWER ONLY AND NOT 4 OR 5 OR 6 PHASE??? PLS REPLY.

7 4666

What is the difference between 11kv/110v & 33kv/110v ? If both 11 & 33KV give 110v then what is the diiference ?

1 12014

PLS MENTION QUESTIONS ASKED IN IOCL INTERVIEW FOR ELECTRICAL EGG??

1176

For fixed primary voltage how does secondary terminal voltage of a transformer change if the pf of inductive load is raised from 0.7 to 0.9 with load current remaining fixed ?

GATE,

1 1989

is there any current and voltage drop on liquid resistance starter water/soda tank ?

713




while starting a liquid starter ,is there any volage drop on water/soda on tank.can we touch the tank on starting?

671

what is the speed of the darkness?

Wipro,

3 2114

what is the electrical?

879

working principle of oil startar

640

what is the difference between mho characteristics and quadrilateral chara in distance protection

Essar,

1 4835

WHAT IS THE DIFFERENCE BETWEEN NEUTRAL AND EARTHING

Adani, Raychem RPG, Adani Power,

1 3865

for a 400kv t/m line with 10 ampere current will corona occur?

NPCIL,

983


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Un-Answered Questions { Electrical Engineering }

is there any chart showing the suitable cable size according to AMP and length ? for three phase motors

223


what questions are asked in the interview for the post of an electrical maintenance engineer in FMCG companies?

1085


IN 1000kva transformer where the oil and winding temperature sensors is connected

1181


what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network

1811


i want some interview related questions with their answers which can help for attend the interviews...

449






what is sustainable current of any conductors . a bare busbar or pvc cable has different sustainable current .

623


what is differant beetween overload current and phase current?

997


i want to apper for apgenco or aptransco or related can any one sugest me where can i get previous papers of thouse exams

2111


why the perameters of secondary circuit are more important then that of the primary circuit of induction motor?

539


What is the formula to calculate the rating of power cable for three phase current.

859


what is the significance of cabability curve of alternator

1066


we need a ntpc previous papers

704


State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

1229


How to measure current and voltage in an ELV circuit

2802


what is the function and use of cable differential protection relay?

1646