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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How to Make relay co ordination chart for a Electrical power distribution of a plant

1 3929

sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah

2 4075

how to calculate the current if i know power in MW and voltage 11kv/415v and also want to know that incoming cables for trnsformer

Daikin, KOC, Reliance,

6 47309

How to calculate unit consumption on the basis of load. kWH=kwXhrs.is it correct? kw is motor load.What is unit consumption at 100% load, 50% load & on no load.

GIL,

6 55343

How we can calculate the consumption in kwh of motor on basis of kw @100% load, @50% load & @ no load.

Grasim,

1 2868

Selection criteria for Vector group in power / distribution transformer.

ABC,

1 8767

If load is 240 kw & pf is 0.8 lagging, than how to increase it from0.8 to 1.0(unit),which rating capacitor used, please give me Calculation. What is effact of consumer & suplier if pf is lagging or leading with on effect machines/ TF/GE etc.

L&T,

6 12893

what is the different between DC & AC load Line.

Emarat,

1 6859

tell me about vfd

8 12770

Suppose am having the PF value .8, so how can we say that is it lagging or leading?

Bhel,

11 16166

how to calculate the multiplication factor in HT incomer trivector meters

Dalkia, Getco, Gujarat Energy Transmission Corporation Limited GETCO,

9 73831

HOW DO I CALCULATE OVER LOAD RELAY & CONTACTOR IN DOL STARTER? & in dol why it is require circuit breaker?

DLF,

6 22447

What is rms value wher it is used??????????

1 4958

How do you reverse the direction of rotation of a FAN?

CPCL, IOCL,

13 55525

how can we rotate a single phase motor (without cap.)in reverse direction?

2 5450


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

2490


what is thermal resistance of PVC Cable.

1891


how to avoid electrical shock how capacitor store charges wat are the speed control of induction motors state faradays law flemings left hand rule what is rotary converter wat is transmission and distribution what are the sources of energy abrevation of acb,vcb,sf6,igbt what is output equation of transformer which test copper iron and iron loss are calculated what is eddy current draw a single line diagram (10 marks) draw direct online starter(10 marks)

2057


How to calculate the sag on transmission Lines.

3115


can you please send me the technical questions and aptitude questions of honeywell and jindal steel electrical engg. question paper my e-mail ID is(kkesavanraj@gmail.com)

2063


Please send 110 kv sb station full single line drawing(sld)

2540


as a electrical student why should i hire you?

2582


can you send me the placement papers of electrical engg. from companis like NTPC,DRDO,IOCL,HPCL,BPCL etc.?If,plz send as soon as possible.Thanks.

2219


placement paper samples of mspl company

2014


1- XC and the RC time constant are both measures of the reaction of C to a change in ____? 2-The power factor is a numerical ratio with a value between 0 and 1 equal to the ______________ of the phase angle. 3-When V and I are out of phase because of reactance, the product of V times I is called ______________ power 4-For _____________ inductors, the branch currents can be added algebraically. 5- The ______________ power in watts can be calculated as I^2R 6-Calculate XL with L = 30mH and f = 1kHz ( I have Xl=2piFL 2*3.141592653*1kHz*30mH =188 ohms Please check) 7-A parallel RL circuit has the values, R = 5kohms, XL = 5kohms. A voltage source of Vt = 10Vrms is connected in parallel to R and L. Determine the total current, It delivered by the voltage source Vt. 8-A series RC circuit has R = 1Mohm and C = 1microF. How long would it take for the capacitor to fully discharge if it is initially fully charged? 9-A circuit has real power = 300W and an apparent power of 500VA. Determine the power factor and phase angle. 10-The time constant for an LR series circuit is T = 0.1s and R = 10ohms. Calculate the inductance L.

3445


If not into production, how far did you follow the design and why did not you see it into production?

2244


please send previous exams question papers

1901


please send me previose rrb junior engineer qustion papers

2225


How I can Compare 120v/60Hz versus 220v/50Hz ? Please tell me both advantage and disadvantage ......

2100


As i want some model question paper in basic computer science and history please send me immediately sir

1967