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 CCT (Correlated Color Temperature) ?

1957

What is difference between Over Current & Earth Fault protection?

ABC,

2446

What is meant by shunt current?

ABC,

1 3533

How to size Air Circuit breaker (ACB)? What is the most important factors?

ABC,

2259

When to use Oil Transformer type and When to use Dry type? What is the difference between both?

ABC,

2 4945

Earth bits close or open. Which is correct

1946

i have 2kv ups how many watts batteries is required

2 4991

How to know vacuum in vacuum cylinder of breaker in working condition

1945

what is spadar bar .why I use in DC generator.

BSL,

1927

why tungsten is used in incandescent lamp instead of nichrome though nichrome has high melting point

2 4663

WTA used cb?

Tagros,

1925

Connection diagram for KW meter and Kva meter

2333

What is the constructional difference between ceiling fan and table fan

2 4671

How to obtain B license from TNEB license board. What is eligibility?

Core, Reliance,

11 27350

what is the formula for building wiring to get the main breaker.

1 2976

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Un-Answered Questions { Electrical Engineering }

How does an oscillator differ from an amplifier?

1156

how to conduct dc resistance test for rotor of an alternator and how to measure the rotor dc resistance value theoritically?

3289

What is the difference between a Root Locus plot and a Bode plot?

1275

What is the application of Dyn1 and Dyn11 vector group of transformer?

2881

What are merits & De-merits of State-Space Method? What is series programming, parallel programming, general programming & direct programming ? And, difference between these programmings Techniques ?

2414

What is Surge Capacitor? Why it is require in Generator Circuit Breaker,inspite of surge arrester?

3132

what is the difference between fault current ant short circuit current?

2701

How to control motor gearbox speed and friquency? If length of cable and dia given, how to measure the voltage drop?

2038

What are the section criteria for cables. Now everywhere XLPE power cable is used or PVC is also used?.

1666

how can i get the formula to find out the cable size if i know the load of main fuse protection.

1938

Why are iron cores in transformers made laminated?

1118

What is the actual meaning of thermal power efficiency ?

2172

how unidirectional torque is produced in DC motor?

6794

Single phase and threephase power calculation

2143

How many types are using in 220kv/400 kv swith yard

2188

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