Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is the equipment used to control the generator output?

4 5108

What are the factors to be considered during the Synchronization?

3 4799

What should be value of Circuit breaker operating time and tripping time?

3 5585

Why the CT Secondary is rated as 5A generally?

2 6005

At which time Synchronous generator act as a Synchronous Condenser?

4 7482

What is the purpose of taking Capacitance and Tan Delta Test in Transformer bushing?

1 10696

What are the protections to be used for Generator?

5 7195

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

1 3228

What happens when the polarity changes in CT? Explain briefly?

4 6540

Explain the Term in CT Name Plate – Class: 5P10

Jindal, SRES,

6 27237

why the transformer is not operates on two phase?

APGenco, Atkins, FFBL,

1 2900

What is the difference between Class PX & Class X CT's

ABB,

2 21188

What is the purpose of lighting Transformer used in Industries for Lighting illumination? Its necessary or not?

2 25514

Why Motors are generally supplied with 3 core cables??? why not 4C??

5 13898

What size cable (based on voltage drop) is required to supply a 40 A three phase boiler if the wiring system is 75V single insulated cables installed in non-metallic rigid conduit 56m from the main switchboard? Voltage drop in the consumer's mains is 8V.

1472


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Un-Answered Questions { Electrical Engineering }

Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both

2309


what happen if drive input fail momentry at 48.5 HZ frequency?

1496


What is the difference between resistance grounding system and resistance earthing system?

623


What is PQA???Applications........

1876


Define de-sensitivity?

680






THERMAL CAPACITANCE IS MEASURED IN..................................................

1686


what is efficient motors and how it is different from normal induction motors

1417


What is the role of power pack in substation protection system?

2221


sir i want previous entrance exam papers for written test

1684


how to calculate voltage drop and followed by cable calculation?is there avail in formula?

1582


why current flow to the opposite direction of flow of electrons???????????

1674


How to decide CT & PT ratings for a given transmission line carrying some rated voltage?

1878


what is plunger and what's the use of it in motor alignment?

1999


how to avoid Saturation in C.T?

1563


we have an energy meter in a capacitor bank panel, So should we consider it's readings as energy consumption on daily basis. (when capacitor bank doesn't have any energy losses)

1911