Electrical Engineering Interview Questions

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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

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

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,

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

1520If 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,

how to calculate the multiplication factor in HT incomer trivector meters

Dalkia, Gujarat Energy Transmission Corporation Limited GETCO, Getco,

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

DLF,

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Un-Answered Questions { Electrical Engineering }

how the speed of the gets motor regulated. does it draw the same current on the all speed level.

What is tan delta & PPM in transformer? and whats its IS value?

1.what is mean by 8/20 micro sec waveshape

how can maintain the power factor and why and this is how do work tell us

wht is embedded systems? what is new inthis field?

What happen if 200 KVAR capacitor connected to power continuesly?

How to calculat the ratio of HT\LT in energy meter

diff. between tension mode & speed mode

Why did lightening arrestor solid copper rod head is sharp on mobile tower top?

what is meant by loss of field in a DC motor? how a universal motor works?

Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

what is the working principle of a DG Set, Alternator, & exiter

how to identify the cable quality and what is flame proof cable

What are the different losses In a de mac1une'! t.xplam