Electrical Engineering Interview Questions
Questions Answers Views Company eMail

Name the different control schemes of electric rive.

DVC,

1 1786

Define the term factor of inertia.

667

How do you classify the different types of torques?

2 5432




Why a single-phase induction motor not an inherently self-starting machine?

Hindustan Shipyard, ETC,

11 17916

What do you mean by reverse current braking of an induction motor?

1 4619

What are the protective devices in a DC/AC motor starter?

CTS,

1 2783

What is primary distribution and secondary distribution of ac power?

3 18599

What is meant by regenerative braking?

5 4749




Give the two basic speed control of DC shunt motor.

4 4125

Classify the different types of load.

6 7702

Define the overload capacity of the motor.

Alstom, Maynilad,

3 3382

What are the factors influence the choice of an electrc drive?

742

what is a circuit breaker. Weite the types of circuit breaker.

4 8111

what are the functions of power modulator?

3 19005

What are the advantages of speed control using thyrister?

6 7705


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Un-Answered Questions { Electrical Engineering }

Why we are going for converter transformers for DC drives application instead of distribution transformer?

703


How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?

1449


What is different type of Electrical curve and how it protects the equipment's while up-normal situation?

598


A 400 V, 50 Hz, Δ connected synchronous generator has a field reactance of 0.1 Ω and armature resistance of 0.015 Ω. At full load, the machine supplies 1200 A at 0.8 pf lagging. Under full-load conditions, the friction and windage losses are 40 KW and the core losses are 30 KW. What is the machine’s overall efficiency? Ignore any field circuit losses.

385


where is core-type and shell-type construction suitable for transformers ?

750






why the protection turbo generators is most complex?

715


Name a govt approved university which have 100% online engineering course.

522


Why open circuit test of transformers is conducted at rated voltage??Why not any other voltage??

242


who invented active elements? plz give me the complte details of active elements...

615


i applied for c licence with my one year apperents trainee and i have attaced with A grade contractor company experiance that is for 14 monts experiance this document is sufeicant for c licence? pls tell why they rejected

796


we have provided 30 nos. relay contacts in panel.I want to know how do we do the numbering for the relay contacts as per any applicable standards

779


why Induction Generators are not "Black start" ? and apart from WTGs where this types of generator are generally used?

1409


Dear Sir I am living in Jaipur Rajasthan  now I did complete my b tech degree in electrical engineering in 2012  Sir how I gate certificate of competency for electrical supervisor

821


What willbe change in programming when we use 5/3 solenoid inplace of 5/2 in operating of a cylinder?

824


If a high resistance fault occurs,then what are the changes will happen in the system?

171