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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the difference between ELCB and RCCB. Please define the working of both.

6 15726

to hook up ten 50 amp rv pedastels at a lenth of 600 feet from the service what size will my service need to be and the size of wire will I have to run to each pedastel in series??????

2036

CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??

5577

why we used to transmitt the power at higher voltage why not at lower voltage

8 9473

why after termination of HT cable armoured earth connected one end, why not connect other end.pls tell me correct answer.

3 10872

what is armature reaction?explain in simple words?and what is its infleunce on dc motor

16 38867

what is the difference between torque induced and torque load?compare them with respect to dc motor?

2233

what is the difference between ac and dc?which one is more efficient?and what r their advantages

1 4014

what is neutral plane shift?

1 10287

In Power transformer oil temperature or winding temperature will be high

3 15454

what is differnt between metering CTs an protection CTs

10 14274

MY QUATION IS ABT THE MAIN POWER TRANSFORMER IN STEEL PLANT , I WISH TO KNOW THAT WHY TRANSFORMER PROTECTION NOT TRIP AS CABLES ON THE SECONDAY SIDE IS WATER COOLED. TRANFORMER DETAIL NORMAL KVA--150 KVA PRIMARY VOLTAGE --34.5 KV SEC.NO-LOAD VOLTAGE---1.290-908-690V ( WITH PRIMARY DELTA CONNECTED) CONNECTION--D/d (EXTERNAL CLOSED) CONSTANT RATEING FROM--1.290-908V CONSTANT CURRENT FROM--908-690 VECTOR GROUP--D III

1 3669

pls someone send me sample question papers along with the key.thanks in advance

HPCL,

2336

why electric shock due to dc is dangerous than that of ac

8 9999

What is different between Metering CTs and Protection CTs?

4 14891


Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

Do inductive loads have distorted current waveforms ?

1875


which phase is preferred for connecting 1 phase vt used for synchronizing OHL? WHY?

1998


Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?

1107


why is control bus bi-directional?

2113


if grounding is notdone at regular intervals for long distance transmission, will the load connected at distribution end receive voltage during negativehalf cycle of the sine wave?

1986


how is find out kwh step by step

1745


what is mean by dual digital protection in the relay field?

1895


Is it possible to protect 3phase overload and earth fault of the 3phase system using two CT's.

2077


what causes contact chatter when there is no demand on the air conditioning unit?

1993


how to know the diffrential relay setting of 06mva step- down (delta-star)transformer?

1988


wish of these transformer uses oil?

1586


what is the difference between unarmoured & Flexible cable? How to identified?

6141


Ratings of power transformer,Distribution transformer.

1565


Explain how you intend to work under pressure to meet up with deadline target?

5185


I completed iti in2004 I was worked in A grade contractor can I get c licence

1676