Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?

2389

If we have 15000kw connected load in a factory than how much power demand sanction should be taken from electricity board. Pls provide complete calculation.

3 8024

why can the rotor of 3 phase slip ring induction motor not be a 2 phase rotor?

2107

X/R ratio in 11kv transmission line is?

RRB,

1 7523

how to calculate kvar in Akiva

1974

what is meant by k-rating in isolation transformer?what is k9, k14 stands for?

2828

why transformer calling in VA rating

6 8351

Why 30°phase shift occur in star-delta transformer between primary and secondary?

1 6630

In cable sizing calculation (determining the max route length of cable) why we choose the shortest length between cable length of full load current Iflc & starting current Istart?

3369

what is defference by mcb,mccb and mpcb

Bhel,

4 6906

can anibody tel me on what basis the transformer vector groups are determined????

1 3065

how does a shunt reactor maintains the bus voltage???

2124

what is creep of energy meter?

HNG,

2 6628

low voltage grounding is done by?? 1)solidly gnd 2)ressistance 3)reactance

1 3458

distribution is maximum done by a)radial b)network c) parallel d)b & c

1997

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Un-Answered Questions { Electrical Engineering }

we have a lot of model of rectifier but thyristor rectifier is the most rectifier that use in power system. Do you know why this rectifier is used?

1848

diff.between servo motor and ac motor

2112

On 400 amp factory load how kvarh capacitors provide

1749

What is the Temperature to be set in Thermostat provided in Marshalling box of the Transformer / Motor.

3067

How we can come to know the substation range,without go through any name plate ?

2151

I have 440v power coming to facility,( not being used ) can I buy large generator, (gas) to sell power back to electrical co.

2513

how can we select the appropriate VCB ?

2370

How energy is generated in hydroelectric power plant?

1353

how to meas-our losses for L.T & H.T

2229

what is a power factor?

1878

why do we not use equivalent voltage source in negative sequence equivalent ckt.

2100

Why you want to join non technical field when you are an engineer?

6813

Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!

2139

Hello everyone, somebody knows what is a "surplice power" ? The hole phrase is: "This rating is appropriate for a generator set paralleled with an infinite bus e.g. a national electrical supply network or grid where the generator set is run at 100% load, 24 hours a day, 365 days a year and any surplice power is exported into the grid" Thanks in advance.

1826

Cb closed condition if there is a tcs fail whether cb will trip or not

1892

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