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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

what is the use nuetral wire

 8 8685

how external lighting design? please give examples?

 1416

what is the effect of leading power factor

Aurobindo, R L Steels and Energy,

3 7792

give me a clear defination of inductance,and how can u calculate inductance of a motor

 2311

HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS

 1423

WHAT IS THE USE OF ANTIPUMPING CONTACTOR IN HT BREAKERS

 8 9405

EXPLAIN THE WORKING OF SERIES REACTOR IN HT CAPACITOR BANKS (FOR VOLTAGES & CURRENTS)

 1 7540

BRIEFELY EXPLAIN MEGGAR PRINCIPLE

 2 11394

what is impedence (Z) of transformer, what indicate in transformer , which perameter indicate in transformer

CTS, Suzlon,

5 10987

Motor and transformer working with same principle so why motor rotates while transformer not?

 7 8731

how to diffrentiate between ac & dc motors from a distance

5 22394

what is field flash

Bhel,

4 8136

what is nuetral grounding

 2 4218

If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

 1375

What is surger vector in 33Kv transmission feeder? We have AC power generator of 8MW which is paralleled with 33Kv EB grid. Some times our HT breaker gets trip off due to surge vector problem. How to over come it? Is there any device to observe the surge and avoid tripping?

 3 6627

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Un-Answered Questions { Electrical Engineering }

Why do we use copper cable for HT Supply and why not Aluminium?

1522

If I bring a basic electric meter from the States and hook it up in Costa Rica in a development that has only one transformer for the 50 homes, will it still be accurate regarding the usage of kilowatt hours?

1488

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

641

what parameters should we check to reduce the power bill

1827

How to operate a ac chilar plant?

1948




What is the exact minimum vale of voltage between an earth and netural which can damage or can do malfunction of the electronic equipments ? If this is mentioned in any book, pl.give reference.

1805

Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

1488

Define the overload capacity of the motor?

1574

What is the HVDC Transmission System? What are the conditions applicable to lay an HVDC Line?

1857

What about electrical Units. discrive in detail

1501

What is the difference between diesel generator engine with and without turbo charger with the same capacity?

1185

What do you mean by the zone of protection?

614

what is the difference between earthing and unearth

2363

how the B-H loop obtain under the static condition

1810

how does WTI work ?

1518

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