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?

2343

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 7897

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

2065

X/R ratio in 11kv transmission line is?

RRB,

1 7441

how to calculate kvar in Akiva

1939

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

2776

why transformer calling in VA rating

6 8152

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

1 6573

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?

3318

what is defference by mcb,mccb and mpcb

Bhel,

4 6714

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

1 2968

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

2063

what is creep of energy meter?

HNG,

2 6527

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

1 3373

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

1946

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Un-Answered Questions { Electrical Engineering }

why current is constant on d.c?

2091

Where can I get Iidian straderd specifications for electrical items or works in web? please help me.

2011

what is difference between bus coupler and auto transfer switch

4186

How to test Alternator stability test for REF relay

1478

we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

1679

why it is so called as xlpe(cross linked poly ethyline) cable?

2081

What is the exact formula for one weber of magnetic flux?

2139

How to calculate loses in transformer of 160 KVA ?

1662

hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused

2024

How does PLC work for sychronising of Two or more DG sets?

2076

What the main causes of transient interruptions on Over-Head Distribution Lines?

2146

what is the working principle of energy saver control panel. please give the complete calculation & theory.

2461

types of central Air conditioner plant?

2172

What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.

2003

How servo stabilizer works.

2123

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