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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

Dear Sir/Madam, I have one questions we have three steam turbines and one Gas turbine and our industry linked with the public network, we have protection system one of the protection is reverse power we can export just four MW only i would like to ask about how to calculate the reverse power. Thank you in advance best regards

2041

How many earthings are provided for a 250KVA distribution transformer?

9 17859

WHY LATCHING CURRENT IS GREATER THATN HOLDING CURRENT?

1 8013

WHAT IS MEANT BY DERATING OF THYRISTOR?

TATA, Trane,

2907

Why we use neutral cable just half from phase cable.Tell me briefly,please.

4 25178

how fan speed decrease or increase by using regulator? thank you

3 7227

what is the difference between metalhalide and mercury vapour lamp

1 4314

what is meant by Ac & DC drives where its useful ? how its functioning ?

3 8218

in pf lagging means current decrease by increasing voltage is correct or not ? reason ?

3 6157

WHY ARMAD USE IN CABLE

4 11363

WHAT IS THE difference betwwen LT CABLE AND CONTROL CABLE

5 8621

how to commissioning the genset with amf panel?

Cummins,

2354

what is the roll of power factor in induction motor.

Hindalco,

3 7891

how many by pass system in online UPS.

4 6600

What is the main cause of magnetism?

2043

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what is p.s impedance measurement test in earthing transformer?

2351

i want to know that what is the eligibility critaria for ongc exam?

2992

electrical knowelge

1121

Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?

2483

how to increase senstivity of ct

2372

operation of protection relay watchdog contact?

2338

IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?

2339

Explain thin film resistors and wire-wound resistors

978

how electical engineer is related to apsrtc (general) post? if they ask a question in interview as why did u choose this job what shd be answer

2161

In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

747

When will you multiply and devide with derating factors to the actual value while sizing the cable?

1890

what is the main function of capacitors in mccs.

1683

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

1980

What is notching in dc machine?

1953

The synchronous machine excitation system explain

1750

For More Un-Answered { Electrical Engineering } Questions Click Here