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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How can we select a capacitor Bank.? i need a standard formula for that.?

ABB, Ace Info, HAL, IKK, MahaGenco,

3 10561

what is the purpose of supervision relay coil

1 4322

why and how voltage sharing in transformer, during magnetic balance test ?

ME,

2395

why we setting 95 deg and 105 deg in wti and oti of distibution transformer ? give the reson for that ?

3208

why did lightening arrester rod probe sharp?

2 4171

Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?

CSPL,

1 4231

define transformer

1 3520

Abb 11kv how it is closing automatically when the cb is racking in and rack out when it reaching test position

1 4801

what should be the BDV value Of 11/132kv power transformer

3 6696

what is meant by flywheel and its role in retardation test

2464

How can we calculate the Rating of DG Set for a 4 kw motor?

3 5799

what is a pf factor in generator.

CSEB,

3 6546

how to test and calculat the head and discharge in borewell compressor

2204

in case dc we mark as + ve & -ve..but in case a.c. we mark as ph&N...Y LIKE PLZ TELL ME

NPTC, TCS,

4 8010

Which power will flow first if we switch on a motor? Active or Reactive? How?

NPTC,

5 8742


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

(1)The demand for electricity , the amount of renewable generation available, the amount of fossil fuel generation available and the cost of the fossil fuel generation are shown in table below period(hrs) demand(MW) renewable (MW) fossil- fuel(MW) cost of fossil fuel(MW) 00.00 - 01.00 2000 1800 2000 30 01.00 - 02.00 2300 2500 2000 30 02.00 - 03.00 2500 2700 2100 45 03.00 - 04.00 2900 3100 2100 50 04.00 - 05.00 2700 2600 2500 45 05.00 - 06.00 2400 2000 2700 50 06.00 - 07.00 2200 1800 2000 36 07.00 - 08.00 2100 1600 2000 36 Assuming that the renewable generation incurs zero cost, determine an optimal generation schedule(specifying the amount of renewable generation and fossil fuel generation used in each period, the cost for each period and the overall cost for 8 hours.)

1910


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

1778


What is sensitivity of a measurement?

1182


Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.

1999


what is cogging and crawling

2598


what is the difference between pvc & fiber glass cables

1610


How to calculate approximate load loss of a distribution transformer by knowing %ge imp of transformer?

2283


What is mean by STUB protection?

2127


why in a swquence network representation, the negetive sequence generated voltage is taken as zero?

2064


HOW TO CALCULATE S/C,O/C,E/F OF ACB.

2628


electrical

2342


describe the phenomena of vacuum interruption in C.B

1845


what is the acceptable value of TAN DELTA and dissipation factor for 11kV, 1.75HP Motor?.

4234


Where can I get CPWD electrical specifications & Shedule of rates? Please help me

2299


Explain the working of any one cutting machine

1154