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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How many methods to take IR value of Current Transformer?

1 5923

why autotransformers are not safe for supplying low voltage from a high voltage source?

5 14210

Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.

2589

what current is taken from a double wound 500kva transformer

4 7049

what is the tolerance for the magnetic balance test conducted on the distribution transformer?

3030

what is the differn bitween RCCB &MCB

3 7995

what is b checks and m checks in diesel generator maintenance?

1 3195

how caculate the pump head to maintain perticuler pressure of water and what would be the motor size in hp for the same?

1 4094

what should be the megger test report for 11KV cable when meggered with 5KV megger , what is the resistance value we should get

7 16958

how we can calculate power factor without knowing current in 230v 100w load ?

10 19668

WHAT IS RETARDATION TEST IN DC MACHINES?

4 24064

What is the List of Equipments, Instruments, Components required in Transmission of electricity from 1 substation to other substation(The equipments required in substation too)? What are the differnt IS standrds used for above equipments in Industry?

2 10841

What is the pratically meaning of neagative going ac current.

1 4107

Why a transformer is rated in kVA and not in kW??

9 15315

my self i am raghu working as tech.. in my college the maximum demand is 211 kva presently we are using 12kva capacitors the target power factor is .95 so what capacity of capacitor banks should i install

2 5215

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Un-Answered Questions { Electrical Engineering }

What is Electrical Grade Aluminum for Tubular BusBars. i am confused between 6063 and T6 or T5 and what is BS 2898 and BS 159?

1839

what is consequences of neutral and earth connect?

2121

what is ratio of copper wire size and current ?

1824

why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain

2279

why the neutral line is not giving shock to us if we touch it ?

1781

What is the Difference between Ac Drives and Dc Drives? According to application, speed, Torque, cost, Reliability, Construction, Motor etc... Thankyou !!!

2198

How to know th details about an electrical Drawing ? Please mention the easy method.

2447

how is the cable tray designed & how its total length is calculated for an Industrial plant Say for Ex. (500KW Motor Load)

1896

I have experienced electrical maintenance HT ,but I completed be ECE ....can I apply c license or not ???? Pls help me friend s...

1570

i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.

1925

what is a power factor?

1812

what is Different between Bilinear and Unilenier?

2159

What are the characteristics of negative feedback?

1056

If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?

2232

we specify current in case of feeder but in case of distributor voltage, why?

1812

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