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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why VCB always installed only at HT yards or HT side? suppose if ACB installed at there means, what will be problem?

1 7375

what time should we set to come on star contacter in stardelta starter?and for what reason we hav to set such time delay range?

2 5334

What is the difference between earthed and unearthed cable

FT, L&T, Suzlon,

5 10550

What type of input will the OLTC indicator will accept or what type of output the OLTC will produce to monitor it's position at remote location.

amps,

1 3926

Is phase preventer require when overload relay is there

1 4191

What are the different types of testing in ht cables?

3 7391

what is busbar and its function/

2 5941

What is the minimum setting in REF relay because i am facing some problem whenever power resumes after power failure my transformer is tripping because of REF trip. I am using CSPC make numerical relay(DIP switches). Now setting is 15 percentage. What is the reason for this triping. I sm waiting for answer

2 4901

when the time of backcharging the transformer three phases only enough or three phase with neutral is must.from these which one is the best one.

2012

What is the restart inhabit setting in ABB spam150c relay (Motor protection relay)

3607

how work the differential protection relay in details?

2 7598

what is the work of trip circuit supervision relay?

Volkswagen,

2 11838

how work the lighting arrestor?

2 5127

what is preventive maintenance? and what is predictive maintenance? and what diffrence both?

Volkswagen,

3 8515

How the Oil Surge Relay works? How it protect the OLTC?

JSL,

3 55750

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Un-Answered Questions { Electrical Engineering }

any one please tell taht what type questions will be asked in BHEL interview, i am having interview on 24th Dec, please send this to mail pradeepsistam@yahoo.co.in

1953

Why is voltage is required to be within permissible range for an electrical equipment?

1663

I am experienced with house and industrial wiring but I don't have any licence how can I apply an licence and which type of licence i can get i didn't complete deee just only experience

1590

Meaning of ingrace protection for motor.for ex IPXY

2867

Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

2164

why swinburnes test cannot be performed on series machines?explain

2316

Why AC & DC capacitor are use in UPS ??????????????????

2071

If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these

1962

what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated

1939

why ahould you show client/engineer activities clearly on the project plan

2743

how is working bearing heater?

1943

What is the function of retrip in busbar?

1465

how we decide the require size is this for a known current at fuu load?

1924

What is error of a measurement?

1169

how to select energy meter? have any calculation?

2947

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