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 should be the minimum and maximum ohmic value for earthing?

2 6284

As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why?

2 5345

What is the Frequency while we step up the voltage from 220V to 11KV? Is it possible? Explain it?

6 10237

How to take the Vector Group Test in Transformer? What is the purpose of doing Vector Group Test?

3 7926

Why the transmission lines are in 11kV, 22kV, 33kv, and why not 10kV,20kV, 30kV?

Bhel,

2 7803

Why do we generate 3 Phase AC Supply? It is possible to generate 4 Phase and 5 Phase explain it?

4 10535

Explain why the Voltage drop will happen in 3 Phase line?

3 7830

What is the equipment used to control the generator output?

3 6077

What are the factors to be considered during the Synchronization?

3 7026

What should be value of Circuit breaker operating time and tripping time?

5 15278

Why the CT Secondary is rated as 5A generally?

2 6016

At which time Synchronous generator act as a Synchronous Condenser?

1 6728

What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing?

2 8184

What are the protections to be used for Generator?

3 6450

Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

3733

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

what is cathodic protection and why it use in industries?

2352

importance of reactive power management

2088

how to setting Load amps tripping time and extra settings for load Transformer protection relay with RMU panel using C&S model relay..?

1200

How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

2039

WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

2257

33kv substation lay out details & line to line & line to earth measurements

2678

Dear Sir I am living in Jaipur Rajasthan now I did complete my b tech degree in electrical engineering in 2012 Sir how I gate certificate of competency for electrical supervisor

2051

how much UPS neutral erath leakage current.

3818

What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

2098

What is the function of interposing current transformer?

1106

which protection used in power plant?

1999

As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?

1911

Whether power factor should be high or low? Why?

1184

how to calculate the power factor when instantaneous voltage and current has harmonics in it ?

2036

Types of test in Switchgears, MCC, NGR and DB's how it should be procced. Can anyone give me the details here or email me to pasuvaraj.k@gmail.com

2173

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