### Course Content:

##### Unit 1

Electricity and DC Circuits: Introduction to sources of electrical energy, advantages, effects of electric current and its applications. Electrical current, voltage, emf, potential difference, electric work, power, energy & their units and measuring instruments. Conductors, insulators and semiconductors. Resistance, Ohm’s law and limitations, Problems on ohms law.

.Problems on power and energy. Resistances connected in series, parallel, series and parallel combinations. Simple problems on resistance combinations..Horse Power and BHP

##### Unit 2

Electromagnetism: Magnetic field, Magnetic flux, Magneto motive force, flux density, Reluctance and their units. permeability. Faraday’s laws, statically and dynamically induced EMF, self and mutual induced emf. Inductance, mutual inductance and their units.

DC Generator: Construction and working.

##### Unit 3

Fundamentals of AC Circuits: Sinusoidal voltage, current, amplitude, time-period, cycle, frequency, phase, phase difference, RMS value, Average value, form factor, and their units. Simple Problems. Capacitance, capacitive reactance, inductive reactance, impedance and their units. Power, power factor and units. Problems on reactance, impedance , power and power factor in series R-L,RC,RLC circuits. Difference between single phase and three phase power. Advantages of three phase power over singe phase power.

Transformers: construction working, application, ratings.

AC Generators: construction working, applications, ratings.

##### Unit 4

Electric Motor Drives: DC motors, types, applications and selection criteria. AC motors, single and three phase motors, selection criteria, FHP motors applications and selection criteria, applications of single phase and three-phase motors. Name plate details of single phase and 3 phase motors. Necessity of starters for AC motors, types and applications. Advantages of 3 phase motors over single phase motors. List out the motors used for following purposes; Mining, Printing, Textiles, Cement, Mechanical, Aeronautical and Chemical industries by giving selection criteria. Importance of Motor enclosures, types, and their applications.

##### Unit 5

Protective Devices, UPS& Estimation: Necessity of protective devices, ratings, rewireable, cartridge, and HRC fuses. Types of switches, MCB and ELCB. Necessity of electrical earthing and types. General safety precautions to prevent electrical accident, first aid in electric shock. Cell, battery, types of batteries, conditions of fully charged and discharged battery of lead acid battery, sealed maintenance free (SMF) battery. Selection of batteries.UPS, types, applications and selection criteria of UPS.

i) Plan and estimate the cost of electrical wiring for one 3mX3m room having consisting of 2 tube lights, 1 ceiling fan, 2 three pin socket.

ii)   Plan and estimate the cost of electrical wiring for one lathe for three phase wiring with MCBs, starters, Iron clad switches, and HRC fuses.

##### Unit 6

Electronic Components and Applications: Intrinsic and extrinsic semiconductors, P and N type materials. Diode, types and their applications. Forward and Reverse bias characteristics of a Diode. Half wave ,full wave and bridge rectifiers without filter. Zener diode as a voltage regulator. Transistor (BJT)working, applications, and transistor as a switch.SCR working and industrial applications. Timers, applications. Relays, applications. Logic gates – OR,AND,NOT, EX-OR, NAND, and NOR, meaning and advantages of IC.

1.     ABC of Electrical Engineering by B. L. Theraja and A. K. Theraja, S Chand Publishers, New Delhi, 2014 Edition.

2.     Basic Electrical and Electronics Engineering by S. K. Bhattacharya, Pearson Education India, 2012 Edition.

3.     Electronic Devices and Circuits by I. J. Nagrath, PHI Learning Pvt. Ltd., 2007 Edition.

4.     Basic Electrical Engineering byV. Mittle and ArvindMittle, McGrawHill Companies, 2005 Edition.

5.     http://jenko.eu/marjan/fpp_izredni/knjiga_df/df_1_digital_concepts.pdf

6.     http://www.facstaff.bucknell.edu/mastascu/elessonshtml/eeindex.html                                                                                  -                                                                   Welcome                                                                                to Exploring Electrical Engineering.

7.     Fundamentals Handbook of Electrical Science, Module 1, Basic Electrical Theory, Department of Energy, U. S. Department of Energy, June 1992.

8.     http://www.freeengineeringbooks.com/Electrical/Basic-Electrical-Engineering.php

9.      http://www.electrical-engineering-portal.com

### Course Contents with Lecture Schedule:

 Lesson No./ Session No. Contents Duration Electricity and DC Circuits: 10 Hours 1. Introduction to sources of electrical energy, advantages, 01 Hour 2. Effects of electric current and its applications. 01 Hour 3. Electrical current, voltage, emf, potential difference 01 Hour 4. Electric work, power, energy & their units and measuring instruments. 01 Hour 5. Problems on power and energy 01 Hour 6. Conductors, insulators and semiconductors. Resistance. 01 Hour 7. Ohm’s law and limitations. 01 Hour 8. Problems on ohms law 01 Hour 9. Resistances connected in series, parallel, series and parallel combinations. Horse Power and BHP. 01 Hour 10. Simple problems on resistance combinations. 01 Hour Electromagnetism and DC Generator 6 Hours 11. Magnetic field, Magnetic flux, Magneto motive force 01 Hour 12. Flux density, Reluctance and their units. Permeability. 01 Hour 13. Faraday’s laws, Statically and dynamically induced EMF, 01 Hour 14. Self and mutual induced emf. 01 hour 15. Inductance, mutual inductance and their units. 01 Hour 16. DC Generator- construction and working 01 Hour Fundamentals of AC Circuits, Transformers, and AC Generators 10 Hours 17. Sinusoidal voltage, current, amplitude, time - period, cycle, frequency, 01 Hour 18. Phase, phase difference, RMS value, Average value, form factor, and their units. Problems on sinusoidal wave. 01 Hour

 Lesson No./ Session No. Contents Duration 19. Capacitance,    capacitive                         reactance,                         inductive                         reactance, impedance and their units. 01 Hour 20. Power, power factor and units. Difference between single phase and three phase power. 01 Hour 21. Problems on reactance, impedance , power and Power factor. 01 Hour 22. Advantages of three phase power over single phase power 01 Hour 23. Transformers- construction and working, 01 Hour 24. Transformers- ratings and applications. 01 Hour 25. AC Generators- construction working, 01 Hour 26. AC Generators-ratings and applications. 01 Hour Electric Motor Drives 9 Hours 27. DC Motors, types, applications 01 Hour 28. Selection criteria of DC motors. 01 Hour 29. AC motors, single and three phase, Advantages of 3 phase motors over single phase motors. 01 Hour 30. Selection criteria for AC motor selection 01 Hour 31. FHP motors applications and selection criteria, 01 Hour 32. Applications of single phase and three-phase motors. 01 Hour 33. Name plate details of single phase and 3 phase motors. Necessity of starters for AC motors, types and applications. 01 Hour 34. List out the motors used for following purposes; Mining, Printing, Textiles, Cement, Mechanical, Aeronautical and Chemical industries by giving selection criteria. 01 Hour 35. Motor enclosures, importance and their applications. 01 Hour Protective Devices, Batteries ,UPS and Estimation 8Hours 36. Necessity of protective devices. Types 01 Hour

 Lesson No./ Session No. Contents Duration 37. Rewire-able fuse, fuse cartridge, and HRC fuse. Types of switches, MCB and ELCB. and Ratings of protective devices. 01 Hour 38. Necessity of electrical earthing and types. General safety precautions and electric shock treatment. 01 Hour 39. Cell, battery, types of batteries, conditions of fully charged and discharged battery of lead acid battery 01 Hour 40. Sealed maintenance free (SMF) battery. Selection of batteries. 01 Hour 41. UPS, types, applications and selection criteria of UPS. 01 Hour 42. Plan and estimate the cost of electrical wiring for one 3mx3m room consisting of 2 tube-lights, 1ceiling fan, 2 three pin socket. 01 Hour 43. Plan and estimate the cost of electrical wiring for One lathe for three  phase wiring with     MCBs, starters, Iron clad switches, and HRC fuses. 01 Hour Electronic Components and Applications 9 Hours 44. Intrinsic and extrinsic semiconductors, P and Ntype materials. 01 Hour 45. Diode, types and their applications. Forward and Reverse bias characteristics of a Diode. 01 Hour 46. Half wave and full wave bridge rectifiers without filter. 01 Hour 47. Zener diode as a voltage regulator. Transistor (BJT) -working, 01 Hour 48. Transistor types, applications, and transistor as a switch. 01 Hour 49. SCR working and industrial applications. 01 Hour 50. Timers, applications. 01 Hour 51. Relays, applications. 01 Hour 52. Logic gates–OR,AND,NOT, EX-OR, NAND, and NOR, advantages and applications of IC. 01 Hour

Directorate Of Technical Education             Karnataka State                                                              15EE01E                                                                        Page 9

### Course Delivery:

The Course will be delivered through lectures, classroom interaction, animations, group discussion, exercises and assignments.

### Course Assessment and Evaluation

 What To Whom Frequency Max Marks Evidence Collected Course Outcomes I A Tests Three IA tests for Theory: (Average marks of Three Tests to be computed). 20 Blue Books 1 to 6 Classroom Assignments Student Activities 05 Log of Activity 1 to 6 TOTAL 25 End Exam End of the Course 100 Answer Scripts at BTE ALL CO’s Student Feedback on course Middle of The Course Feed Back Forms 1-3 Co’s End Of Course Survey End of The Course Questionnaires All Co’s

*CIE – Continuous Internal Evaluation         *SEE – Semester End Examination

Note: I.A. test shall be conducted for 20 marks. Average marks of three tests shall be rounded off to the next higher digit.

###### Note to IA verifier: The following documents to be verified by CIE verifier at the end of semester

1.     Blue books ( 20 marks)

2.     Student suggested activities report for 5 marks and should be assessed on RUBRICS

3.     Student feedback on course regarding Effectiveness of Delivery of instructions & Assessment Methods.

### Suggested Student Activities:

Each Student has to prepare a self-hand written report of 3 pages or solved in a blue book considering any one of the following topics.

1.       Using suitable meters/ instruments give the practical working circuits to measure Resistance, Current, Voltage, Power and Energy in DC and AC (Single phase) Circuits.

2.       Report on different materials used for electromagnets with their properties.

3.       Applications of Electro Magnetic Induction, statically induced and dynamically induced emf, self and mutual induced emfs.

4.       Practical applications of Single Phase AC supply and Three phase AC supply with their operating voltages and other electrical parameters.

5.       Report on types of starters and enclosures used for various industrial applications of AC motors.

6.       Visit nearby Battery charging and inverter (UPS) shop or show room and prepare a report of the visit.

7.       Visit nearby electronics shop/ market and identify the different diodes and rectifier with their ratings.

8.       Prepare a wiring plan for a building/ lab/ room, etc.