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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

can we use the same fuse for both ac and dc?

3 6577

what is floating charger and boosting charger?

4 24187

what is Electrical BMS

3 7353

hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused

1168

It is observed that AVR of an Alternator is more likely to fail if the Generator and Mains Neutral are directly connected to each other. Why should this be so?

1 2507

In Swinburne's Test on D.C.machines, why the efficiency is more when the machine runs as generator than when it runs as motor???

College School Exams Tests, GE, MVR, Practical Viva Questions,

6 33971

WHY SECONDARY OF CT SHOULD NEVER BE KEPT OPEN CIRCUITED?

7 10246

Can we get the shock if Power system is unearth means delta type take an rated voltage as 6.6 KV?

Reliance,

9 6748

what is frequency? and its importance

3 4819

what is the isolation transformer. what is the isolator?

1199

I know current,volt,powerfactor of an electrical line. In this line how I will calculate Active power and Reactive power

2 2780

in our sub station why we step down firstly 33kv\11kv then 11kv to 430v. can we direct step down 33v to 430.v.

7 10126

what is through fault?

KSEB,

1312

what are pilot cells

KSEB,

1178

how can we check a fully charged battery?

KSEB,

2 4477


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Un-Answered Questions { Electrical Engineering }

what is the difference between droop mode and ischnorous mode in thermal powerplant?

1746


what is meant by motor startup supervision & motor load jam protection ?

4467


Why it is possible to use PWM with a STATCOM and not with a conventional TCR based SVC

1092


why three phase capacitor takes unbalanced current in capacitor bank?

641


What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?

1114






If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.

67


what reactive how to maintain

1012


why the rotor current becomes in steady state during high slip region? please verify with equations.

1201


why steady state stability limit is greater than transient stability limit ? How it can be explained ?

1899


what are the advantage and dis-advantage of 3 phase 4 wire energy meter?

1081


how will calculate the safe starting current of 3-phase squirrel cage induction motor?

1063


ACCORDING TO IEC WHAT SHOULD BE THE MINIMUM HEIGHT OF G.I. STRUCTURE OF CT, PT, ISOLATOR, LA?

1259


in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients

1180


How does HT work & Voltage required?

1317


in science exhibition how lamp can blink when you clap near the lamp ? thank you

1049