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Electrical Engineering Interview Questions
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In what cases (circumstances)we should apply P controller, PD controller, PI controller & PID controller ?

 1689

What are chief characteristics of state-space method and its techniques ?

Limton,

1670

Difference between PLC and SCADA ? What are merits & De-merits of PLCs ? What are merits & De-merits of SCADAs ?

Ambuja,

3 6499

What are the industrial applications of Superhetrodyne Receivers ? What are merits & De-merits of SuperHeterodyne Receivers ?

Airtel,

1 3486

why the neutral point in connnection oscillates?

Avalon,

1802

hello friend i wish to study a course related to the electrical construction, controlling and monitoring , which course i want to study? pls give me the name of institute?

 1331

IF we have three 30KW motor, these motors are connected in DOL, star-delta and VFD respectively, what will be the fuse rating for the above three?

DOL, GSK, Ojus,

7 8566

Hp to Kw and Kw to I(amps) conversion......

 3 6412

how to check the insulation for motor using megger?

GSK,

2 4246

how to find insulation resistance of a generator(11kv) by theoritical formula??

 1 3990

what is difference between delta-delta,delta-star transformers ???

 3 7535

what is purpose of using neutral grounding transformer in generators??

 1 6211

how to find the resistance and gap volatage of the diode??

 1547

how to set the overload setting in the thermal overload relay?? is there any calculation in that??

 3 16519

why the transmission side of the generating transformer is always star??

 5 6009

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Un-Answered Questions { Electrical Engineering }

Formulae for calculating the transmission line losses for different voltage levels

1611

in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?

1401

What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.

1296

what type of motor used to move a 1 ton gate? and relate ratings with load.

1339

what are the sample questions asking to the test cunducting for electrical superwising lisence test?

1653




Operation of isolators.

1448

if we give 60 hz single phase supply to the transformer used in europe , than what will happen

1510

Phase control and integral control are used for?

1768

kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

2141

Dear all: Recently we got a question about Interface between PMS and SAP-PM.once we got a update message from PMS.we should set the deletional flag for functional location in SAP system.Is there any FM or BAPI to use?There are only functional location create and change provided by SAP. Best regards!

1575

define as synchronous generator

1684

I need a formula to calculate the size of cable as per load but in the terms of length. Please Reply me as i search lot of sites but i did not get the answer.

1592

How to calculate capacitor bank value to maintain unity power factor with some suitable example?

660

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

2053

what is the function of gss in the dg set.

1467

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