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 a Universal motor works in Both A.C and D.C? What is the constructional difference with other single phase motors?

1 4950

in a induction motor if we put capacitor across it will the power factor of the motor will improve? if yes how

Reliance,

6 10254

What are the saftey parameters in transformers?

2 6648

Can without battery on line UPS,off line UPS or Invertor works please brief.

5 10644

what is the differebt between ac and dc fuse?

IBM,

2348

wat is d first thing to be seen 2 lay a cable in a particular area??

1 3526

what is mean by current? and voltage?

4 7617

in transmission line 11kv is step up or step down? why?

5 14208

why tan delta test conducted in electrical equipmenr

4 13070

is there or does RCCB work for single phase connection?

2 6438

whenever a squirrel or a crow gets tangled near the out put of the feild transformer there is a discharge of 440 volts of current through the neutral due to which my appliances blow up causing a huge bang.will the RCCB help in these conditions

1 3189

why we are using star connection and delta connection? difference?

5 18593

In 400KV Switchyard, we have used Circuit Breaker With PIR, what is the significance of PIR & why they'r used?

2 20605

how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .

Birla,

2293

What is the difference between rulling span and wind span of of an Over Head Transmission Line?

2342

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

how to calculate the tarriff for an industry whose kva demand is 10 mva

2001

how to find ratio of CT & PT in 66/11kv 12 mva supply system ? explain with calculation.

2419

What happens if the negative to earth voltage is greater than positive to earth voltage in the battery of substation?

1583

pre arcing time of ehv breaker

2146

What are the parameters of water ( Water quality )to be monitored in Centralised HVAC ( water cooler chillers )

2082

Why does curving the pole faces in a dc machine contributes to a smoother dc output voltage from it?

1277

Can you explain about Restricited earth fault protection scheme

1863

How to choose size of the cable w.r.to current carrying capacity ...

2220

On what cycle does thermal power plant operate?

1178

sir please send me techinical questions for junior engineer posting in bangalore railway i am diploma holder

2111

Operation of isolators.

1904

why are installed water leakage detection system data centers & server rooms

2407

If 24 KVA AVR having Input voltage 200-400v, Output voltage 415+-1%, what will be the voltage if Load is 13A.

2106

A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N

2985

What is the differentional relay...what is the work of this in power Tx. how it is works..

1936

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