Electrical Engineering Interview Questions
Questions Answers Views Company eMail

if my load is not in continuous operation so what type of panel is required APFC or fixed capacitor bank without APFC whether C.T is required in both cases compulsory? explain detail

1 1753

25 kva load,

Voltas,

1 2557

Currently what is the highest capacity (MVA) of SPPg generator available in the market?

SPPG,

1325

How to test the Secure Elite 440 Multi function meter working condition.

Sadanand Constructions,

1603

how single phase preventer works ?

2010

Why IR value of the (HT cable Plus synchronous motor) is less while individually having IR values in GΩ?

1346

what gas is present in incandescent and florescent bulbs

4 3636

What is a advantage of Self Reset Lockout ? On Fault breaker get trip & fault no longer exist then self reset lockout how inform us?

Bhad Engineers,

1370

What are formula we can apply to determine the HT/LT current of 11KV/433V transformer except KVA/LV×√3. ?

2 31075

a new 3ph induction motor doesn't rotates their ratted speed, why ?

Sail,

2 2430

Why do we require transformer with less specific weight if supply frequency is increased?

1119

What is the difference between bundled conductors and double circuit?

Power Grid,

1 3610

why do select 11000v rubber mat even we use only 415Volts

Saint Gobain, Tata Steel Limited,

1 3141

Why we apply 100ADC for contact resistance measurement?.If we apply AC what will happen

4 2978

operation of protection relay watchdog contact?

L&T,

1932


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Un-Answered Questions { Electrical Engineering }

Define peak time.

674


by using pump duty, how we will can calculate the motor duty(KW)? is there any standard or formula.

1515


What is VCB? where it is installed at SP. What is SP?

1724


Diagram on interconnectivity of 11kv transformer with RMU (i.e, one incoming and two outgoing or two incoming and one outgoing)

2211


what is a types of short circuit and what is a types of distance protection tests

1759






Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

3157


1.Z transform always lies around ? a) origin b) pole c) zero d) z=1. Multiples Mcqs which is bother me can’t find answers on internet. Some help required with little explanation . Note: this is not homework or related to any test. Thanks

1934


How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

1665


how to introduce yourself

1576


Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

1682


What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

1241


completed BE & done apprentice at tneb & having experience 6 years. want to get c license. will apprentiship & BE be helpful for getting c license. will i get any preference by showing this?

1186


How to check 11000/1.732 to 110/1.732 Potentila transformer (PT)?

1752


how can we phase identification in a distribution line,how we recognise that which phase is coming for a house hold connection.help me............

1579


why do we lay up the core of a cable?

1599