III Assignment for 1st semester E Section(CSE)

Geetha Shishu Shikshana Sangha (R)

GSSS INSTITUTE OF ENGINEERING AND TECHNOLOGY FOR WOMEN, MYSURU

DEPARTMENT OF ELECTRICAL & ELECTRONICS ENGINEERING

III Assignment, ODD SEM, 2017

                                                     

SEM         :1^st E Sec                                                                                                                             

SUBJECT NAME/Code: Basic Electrical engineering/17ELE15                                               DATE: 17/11/2017

FACULTY NAME: Jagadisha N                                                                                                     

Instructions to the students:

i. Answer all questions:

Ii.Submit the assignment on 20/11/2017

Course Outcome:

CO 4: Able to study the 3phase AC Circuits Measurement of  3phase power and able to learn construction & working principle of synchronous generator

CO5: Able to gain knowledge about working principle classification of single phase transformer & three phase induction motor

11. Why Induction motor cannot run at synchronous speed.

  2.  Elaborate working principle of 3phase Induction Motor?

 3. Mention application, advantages & limitations of 3 phase induction motor, Alternator & Transformers?

  4.      With the diagram explain concept of rotating magnetic field?

  5.      Derive the condition for maximum efficiency for a transformer?

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