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 5984

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

5 14410

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

2652

what current is taken from a double wound 500kva transformer

4 7226

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

3077

what is the differn bitween RCCB &MCB

3 8128

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

1 3281

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

1 4168

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

7 17204

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

10 19946

WHAT IS RETARDATION TEST IN DC MACHINES?

4 24228

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 10972

What is the pratically meaning of neagative going ac current.

1 4189

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

9 15606

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 5325

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Un-Answered Questions { Electrical Engineering }

What is q factor?

1166

what are the difference between AC lamp and DC lamp

2144

ho can we calculate the conductor insulation value according to their ratings like voltage,current etc.how insulation value related with voltage,current and power of amachine

2158

What is relation between transmission lines & Communication lines ?

2256

What are the different types of LT Cables?

1138

can anybody sent me power grid questions. what subject should i prefer for preparation?

2161

Single phase and threephase power calculation

2181

how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?

2225

What is the drawback of class b amplifier?

1224

what type of earthing do for dry fissure rock?

2473

what is capacitor voltage transformer?? how it is different from potential transformer?

2236

What is the meaning of C1, C61, C91 cable

3525

What happens if i apply 500V to 440V rotary Switch ?

1887

Why phase sequence must be same in any ht motor or generator circuit?if phase sequence doesn't same whatever will be affect on circuit?

2257

how to calculate distance between busbar supporters for LT panel, what are the factors influencing in this design

5387

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