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 is the difference between earth resistance and earth electrode resistance?

1 11896

how many types of dc batteries standards are present?

2 5173

which power plant has high load factor?

APTransco,

12 23349

please explain power factor in simple words.....

3 7534

what is meant by Hrc fuses.?In the distribution system different rating hrc fuses are used for tranformer(which is 3k,6k,10k,15k etc).what is k?.plz any brother tell me about k?

1 5469

why would amp draw on neutral wire be as much as amp draw on the hot leg.

2155

This is urgent!! What is a Thyristor-based 3-ways selector switch with Zero crossing control? how does it operate and where is it mostly found in a system?

2118

how to compute kvar in substation feeder to improve power factor and sending voltage

2214

define the power factor in one word

12 19433

1000 W bulb takes 4.16 Amps at 240 volt then what will be the KWH & if i am using 1000 W bulb at 180 Volt the amps will be 5.55 then what will be KWH????????????????

2 5787

How do we calculate the Out put voltage of generator, after the excitation is being given?

1982

What is the simplest formula to calculate the rotor diameter of a synchronous generator?

PEI,

2497

How do we calculate the out Put voltage of generator, after excitation being given?

2 5404

We have one Energy meter for Measuring the voltage,current,power,energy(KWH,KVARH,KVAH) & power factor.The problem is that the meter does not show whether the PF is lagging or leading.So i want to know that is there any way or calculation to find out that whether the PF sign (lagging or leading) depending upon the above mentioned parameters?

4 9503

How do you select a cable size(Cu & Al) for a particular load?

2 6685

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Un-Answered Questions { Electrical Engineering }

How can I known multiplying factor .without multiplying table

1884

DESCRIBEPNEUMATIC SYSTM OF ASH HANDLING PLANT

5603

What are merits & De-merits of State-Space Method? What is series programming, parallel programming, general programming & direct programming ? And, difference between these programmings Techniques ?

2471

We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.

1807

Define liftable weight of a transformer? Does the total weight of transformer include oil weight?

2546

1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

2418

WHAT IS SPEC OF CLEANROOM MOTOR AND LIGHT FITTINGS?

2366

the typical output of a solar cell is........

2425

How to Design green buildings services? What is the advantage to design green building?

1864

State and define ohm’s law?

1200

how can we change the phase angle b/w two phase?

5288

how power is generated,and transmitted to our home..pls explain briefly in simple words.

2317

WHaT IS THE CONCEPT OF INDUCTION LAMPS IN MODERN LIGHTINGS, and HOW IT WORKS TO EMIT LIGHT ( AS NO ELECTRODES ARE PRESENT ) ?" COULD INDUCTION LAMPS CAUSE INTERFERENCE WITH COMUNICATIONS INTO A STORE USING INDUCTION LIGHTING ? WHAT IS THE BENEFIT OF USING THE LOW FREQENCY INDUCTION LAMP , VERSUS LED , AND VERSUS FLUORESCENT, AND VERSUS ANOTHER KIND OF LIGHTING . THANK yOU MOISES GUINDI

2134

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

2358

What are the different types of hydro schemes?

1322

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