Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are the main parts of central chiller plant? Explain the function of each stage.

HSL, Shankar Electricals,

4324

What are the Safety measures in central chiller plant? Explain them?

Carrier, CPIC, HSL, JLL,

22 60847

State the other types of Air Conditioners?

HSL,

1496

What will be the total current for 300kva UPS if it runs on 40 to 45 percent load. Is there any formula for to calculate the exact load.

Sodexo,

4 17529

Residual voltage & residual current used in which protection?

Qatar Gas, Reliance, Transformers and Electricals,

5 11591

how to read AWG n how to convert AWG reading into mm?

1 5073

volts=230 c=10mf a=??

1579

Can anyone tell me what will happen if AC & DC supply get mixed???

9 14589

working of bucholz relay of a transformer

7 20800

what is boucholz relay and the significance of it in to the transformer?

2 5354

How to calculate the ups battery back up? give the formula.

Cushman Wakefield, Ethio Telecom, Exide, MacLellan, Morgan Stanley, TATA,

15 105910

how to calculate the battery Ah? what is the formula.

Cushman Wakefield,

10 53621

why transformers are sometimes kept on concrete benches..?

2 4101

why the flooring of substation is done with small pebbles or stones..?

16 39166

what is blocking diode and what is the use of it in tne control circuit.Pls Explain it.

1 2763


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Un-Answered Questions { Electrical Engineering }

why is using sensor?what is differece between photoelectric and proxmitty?

1524


Starting current of a 10 HP induction Motor is ______ time’s full load current.

2038


what is Fan Control Cubicle

1887


How to define Kirchhoff current law and voltage law along with simply examples.

1227


what is formula for zero phase sequence of nuetal earthing transformer of 6.6 kv

1694






Define sensitivity?

665


What is the effect of positive feedback on stability of the system?

630


What is power factor why we should maintain the power factor unless what will happen

1261


What conditions are required for transformer to operate at low frequencies ?

1527


what is the value of combined earthing in general electrical circiut?

1459


high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...

1542


why the electrolyte level in lead acid battery is maintained 2.5 cms above electrodes?

1406


I want the details about BHEL company examination.Can anyone able to help me please.

1597


what is the profesional board for electrical engineer what is thepast and during construction for electrical engineering

1465


i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license

1309