Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How isolater function when installed inelectrical 440V wiring

1693

What is function for Load Bank test and why need to test.

1 2812

Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.

ABB,

2143

which motor is used in high mast ( street light) & give the hight of tower .

Construction, Honda,

2 7740

in GEAFOL Cast-Resin trnaformer of 11/.72kv which has tapping of 11550v,11250,11000,10246v in primary side. To obtain 700v. which tapping should be used of HV side as we have 11000v/720v tapping now .

1 3222

minimum ohm for lighting minimum ohm for Earthing

3 4808

types of transformer ?

CG, JLL,

3 5076

what is meant by power and distribution transformer ?

CG,

1502

WHY CAPACITOR IS NOT USED FOR THREE PHASE MOTORS DURING STARTING

Quest,

1 5403

HOW TO CONNECT THREE PHASE OVER LOAD RELAY FOR SINGLE PHASE

Quest,

2 3760

WHY THREE PHESE SYSTEM VOLTAGE APPLIED IN 440 VOLT

Infotech, InTech,

1913

What is the difference between a Distribution Transformer and a Power Transformer.

4 7240

What is delta stare switch?

Samsung,

1 3421

1. What kVA rating is required for a transformer that must handle a maximum load current of 8 A with a secondary voltage of 2 kV?

BCPL,

3 8356

Diff between Earthed & Unearthed cable ?

Torrent Pharma,

1 4260


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Un-Answered Questions { Electrical Engineering }

Why we find the sensitivity for the CT's to check?

1406


why does connected a indutor with mnsformeretering core of current transformer ?

1632


What is the magnetic field (coil DC ) of Turbo Expander?

1575


Why in ESP Positive earthed

2554


I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID joo28_eee@yahoo.co.in

2384






What are the advantages and disadvantages of short-pitched winding?

596


What the difference between three phase contactor (coil 110vac) & three phase SSR (control voltage 110Vac)? May I use contactor in place of SSR?

1639


hi guys please tell me the procedure for mesuring the coil resistance of 3ph induction motor?

1423


What is the procedure/activities to be taken to inject the current more than 2000A by using 2000A Loading Transformer?

1549


When MICC cables used ?

1598


Approach of a cooling tower is the difference between temperatures of what factors?

610


In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

1504


What does the kvar means?

654


How much depth n width required for laying of 1X70 Sqmm Cable in Desert???

1199


What is pd controller?

642