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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

why fault current time duration is calculated for 1 minutes?

Rockfort Engineering,

1 1087

why fault current always calculated for 1 seconds?

Coca Cola,

3 2772

what is the difference between ac motor and dc generator

ETA,

909

What is the use of Gateway RTU like ABB RTU 560 in power plant, SAS system ?

ABB,

1 1734

what is the prosses for getting of 33kv licence (i have completed my engineering degree & working in 33kv substation for contract basis )????

Surana,

956

if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.

Power Plant,

886

what is the Transmission line differential protection and why differential protection also have backup Line Distance Protection ?

1 1348

Which cable is use for rtcc control panel

853

impliment (AB)`+C to transistor representation

Ascent,

910

I have done my m.tech in electrical engg discipline. Can any one please suggest me how should I prepare for getting into phd in iit or nit.How should I prepare for getting into lecturership

770

how to i get B licence,i am completed BE electircal and electronics engineering.i want to konw the proceduure to get b licence

724

To generate electricity , what is the speed of rotor?

JEC,

1 1883

why we use 630mm single core cable for transformer secondary side and why two neutral cable

Technicare,

896

What is the criteria for selecting the voltage classes of an AC Induction Motor.The KW rating above/below which ht/lt selection is made may be provided in details.

DAE,

775

WHAT is the no of starts/hr for 3.3 KV, 300 KW motor. Motor is vertical flange type.

DAE, Siemens,

1 1985


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Un-Answered Questions { Electrical Engineering }

3 phase induction motor connection star or delta while using ac drive motor is .75 to 5.5 kw

1108


what is errection pcbs?

1103


According to underground cables a) stress b/w sheath & conductor is high b) inrush of core & conductor

1130


WHAT DO YOU MEAN THE DIFFERENT TYPE OF CURVES OF RELAY LIKE STANDARD INVERSE, VARY INVERSE, NORMAL INVERSE, LONG INVERSE ETC....

1128


what is the minimum pay scale for electrical engineer (building construction)in kuwait? plz revert back with yrs of experience & pay scale respectively.

1307






What is the lockout relay

691


Dear all i want to know FEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me shibin_75@yahoo.com

10007


how to calculate magnetic force genrated by a coil ?

1280


what is the meaning of neutral displacement ???

1850


Why are cables rated for 40 KA for 0.25 Sec fault current rating?

1077


Define transfer function?

242


all the technical question with answers pleas send your email id ramar_eee@yahoo.com

1101


What is the formula to find out two phase active & reactive power

1289


Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed

578


can someone explain that how the speed of the protection system affects the fault level calculation?

1066