Electrical Engineering Interview Questions
Questions Answers Views Company eMail

If induction motor load is incresed motor speed decrases.But in syncronous motor load incrases speed canstant why?

4 12647

how induction generator generated the power without excition like syncronous generator.

3 2852

what is function and advantage of double delta winding in induction generator?

1 1719




WHAT HAPPENS IN DIFFERENTIAL PROTECTION IF CT REACHES ITS KNEE VOLTAGE POINT?

Jindal,

4 6825

what is RMU ?

MacLellan, Shalaka Infra Tech,

26 91830

for ac networks if the voltage wave form is V=Vm sinwt here the voltage Vm=230 for the frequency 50hz then the time period is 0.02 sec then for the time period 0.12 sec what is the voltage

4 13302

testing of transformer

Vijai Electricals,

1 2368

why transformer core is eathed?

ECE,

7 21970




NOW A DAYS THE POWER SUPPLY IS VERY LOW.SO THE FLURESCENT TUBE LIGHTS ARE VERY DIM.IS THERE IS ANY WAY TO INCREASE ITS BRIGHTNESS?FOR EXAMPLE ANY CONVERTER,CONDENSER?

Bhel,

1 2357

what is the difference between ELCB and RCCB

Hyundai, Concorde,

5 7745

How to design constatnt power source with variable current and Voltage.

2 2209

where can i get the previous years question papers for APGENCO exam.

2173

What is the meaning of Dyn11 of Transformer.

16 99347

why return path in terms of neutral is required please give a relevant answer

3 3305

Name different types of circuit breakers and their voltage ratings?

NTPC,

11 28543


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Un-Answered Questions { Electrical Engineering }

where is the need for short circuit test for 3 see is required and why? can you explain in brief with application

602


If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

1217


If short circuit ratio is high is it bad or good for a machine then tell the reason...

761


r we are using in gas turbine mark (5) frame (6) (made in india Bhel 1997) Ā

534


i need previous entrence exam papers of nhpc.

1534






difference between servo motor and synchronous motor

1041


what are the steps involved in generator load test?

288


How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

12307


what is meant by star/delta voltages as 440/220 in a 3 phase induction motor, and why it should be connected on STAR IN 3 PHASE SUPPLY

917


what is control supply rating of a machine

699


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

789


in science exhibition how lamp can blink when you clap near the lamp ? thank you

632


how to ctrl motor by use of ac or dc drive.plz explain evdintly

649


Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.

1087


define superposition theorem thevnin theorem ,norton theorom?

916