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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What are difference between earthing switch and earthing truck ? What is the operation philoshopy of earthing truck ? Wht are the component of earthing truck ?

Reliance,

2 16068

Befor synchronissation of Generator what test to be carried out.pl.specify with reason.

Kanoria,

3 4380

What is In (current rating) shown on the MCCB? Is this full load which can withstand by the circuit breaker

4 8519

what is mean by marshalling box in transformer?

Reliance,

8 63801

how the 6.6KV motor can be used with 11KV?

2 6601

What happens if a three phase induction motor is suddenly single-phased while running? Which type of winding connection will be affected?

B4S Solutions, DRDO, FACT, SL Electricals,

22 59341

please tell 1 ton equal to how many kilo watt?? in some converter software's that is 3.5 kw. is it right?

Mitsubishi,

8 15303

for compensate 315mh inductance ,how many capaciance required?

Mitsubishi,

1191

for compensate 315mh inductance ,how many capaciance required?

Mitsubishi,

1 4292

what is meant by line voltage and phase voltage in a three phase transformer?

2 4895

"What is the difference between voltage and potential differnce?"

15 32171

why most of the substations are rated in multiples of 11?

4 6229

how one can design armature winding bothh front and back connection

1 2507

what is the difference between synchoronous and alternator and induction motor and generator

2 13850

How much current flow in no load condition of a motor?

8 8477


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Un-Answered Questions { Electrical Engineering }

What is the difference between electronic regulator and ordinary electrical rheostat regulator for fans?

216


What is the unit of attenuation?

205


what is booster? and how it is connected in a circuit?

1629


what is acceptable leakage current for 33kv cable while doing high voltage test for cable? how to calaulate the leakage current for 33kv or any rated cable?

2398


What is referred to the electron in the outer orbit?

218






Is it true that in the 3 phase transformer, the limbs of the core are at 45 dgrees to each other. if true, why?

1173


i have been tasked with a design of protection, metering and control(PMC) relay panel extension to accommodate all PMC relays.There is an already existing panel where this one will be built.What are the design aspects for this kind of project? thank you.

1145


If I have 3 essential main switch board and 3 incoming electricity ,but only 1 genset running is that possible.

693


what are pilot cells

1142


While testing a ZCT what parameters have to check or measure?

1439


i m electrical diploma holder i want to do plc $ Scada some body tell me which insitute is best for me near chandigarh

2231


What is value of earth resistance required for substation and equipment earthing and what are the reference guidelines

823


HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

999


how ups works ? various parts of ups and working principle

1029


How to configure the drives in PLC, through Profibus commnication. And to how to address it?

1922