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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

When we giving the 3 phase supply to ups system how to coming netural?

Juniper Networks, Tata Motors,

1192

What is Meant by Load factor in Power plant?

ABB, Electrical,

2 11658

what is the std. earthing resistance for 440V system or m/c, 33000/440 Volt substation? What is the std.?

1 3823

what is the difference between gsm and cdma??

QMS, Vedanta,

2 4380

What is the difference b/w chock and ballast?

Emami,

2 3182

SMPS (Switch Mode Power Supply) unit is denoted by KW or KVA?

6 7494

what is the difference b/c choke and ballast?

1 3134

what is the functioning of cvt in a substation?

2 11775

LET ME NOW MORE ABOUT icu and ics for circuit breaker. how we calculate the rating of circuit breaker and i c u and ics values

1919

can we check the resistance of earthing electrode while it is connected with the neutral of UPS system

3 3391

what do you mean by linear and bilateral network?

2 4149

How to calculate meter constant in HT yard pls give me example for this issue

Juniper Networks, MacLellan,

1 4398

how induction motor starts?

JSL,

4 9751

In Round type three phase transformer why the LV side is inner part and HV outer part in the design of transformer? why they cant be opposite?

2 5413

What is relation bet kvar & microfarad

2 21103


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Un-Answered Questions { Electrical Engineering }

what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

2058


can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent

1120


Compare jfet’s and mosfet’s.

166


what is the illumination level required for child play area?

1169


all interview questions with answers of ntpc (2000-2009

1302






i need some project topics along with circuit diagram in the electrical adnd electronics engg and also give ome website regarding projects.my mail id is thenmozhi2k7@gmail.com .please help me.

986


What is signal flow graph?

171


Anybody tell me about modbus hex address of l&t trivector meter er300p??I want to read voltage,current,kwh etc via rs485...If anybody have a manual then send on my mail..Brijeshmodi18@gmail.Com

629


Differentiate between digital phase converter and ordinary phase converter.

176


What is dc current source? Differentiate between ideal and non ideal current sources?

175


how open delta PT works & what is its construction?

1283


What’s electric traction?

178


I am an American living in Vietnam and I have recently gotten a refrigerator from Japan and it is rated for 100 vac, but the power here is 220 so I bought a voltage stabilizer it has a 1 kva output rating. Can you please tell me what the amperage is? I'm confused and without a working fridge.

802


hello friend i wish to study a course related to the electrical construction, controlling and monitoring , which course i want to study? pls give me the name of institute?

915


can I improve the furnace power factor (10 mva transformer) by adding a capacitor bank before the transformer.Does system power factor vary a lot with the furnace PF?

1040