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,

805

what is the concept of directional power?

613

how to check a transformer insulation?

Kirloskar, Kirloskar Chillers,

3 3989




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

7 4517

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

1 11797

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

1119

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 1896

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

657




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

625

what is the speed of the darkness?

Wipro,

3 2018

what is the electrical?

827

working principle of oil startar

588

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

Essar,

1 4634

WHAT IS THE DIFFERENCE BETWEEN NEUTRAL AND EARTHING

Adani, Raychem RPG, Adani Power,

1 3734

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

NPCIL,

919


Post New Electrical Engineering Questions






Un-Answered Questions { Electrical Engineering }

how work a harmonics filter(L-C combition).

760


How much earthing frequency is capable?

681


is this the formula of building wiring to get the main breaker.Watts/volts*.8%+higher motor*(25%)=ampere. yes or no or send the correct formula for building wiring.

377


Ac generato how produce power I need for camplet defination

369


define digital electronic

719






i have applied for the post of RRB section engineering chennai board please send me previou papers and solved answer. my mail id jagarapusrinivas@gmail.com

722


what is the difference between neutral and earth

756


I want to replace the 3 KW DC motor with AC motor so what should be the rating of AC motor? Details Of DC motor to be changed with AC are - Kw - 3, Vf - 310, If - 0.15, Va - 400, Ia - 13, RPM - 2400

604


What is the magnetic field (coil DC ) of Turbo Expander?

761


how give earthing conection to household equipment?

675


Logic using 1 kV or 1,1 kV grade in house wiring Low voltage cable. Explain/suggest? some use 1kV and some prefer 1.1kV grade insulation low voltage cable why??

245


what is the purpose of using filters in a protective relaying scheme?

935


What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?

1043


how calculate kva in to kw

269


how calculate the electrical load for industry and office

6142