Electrical Engineering (EE) Notes | EduRev

Electrical Engineering (EE) : Electrical Engineering (EE) Notes | EduRev

 Page 1


ELECTRICAL ENGINEERING
(Electrical Machines and Appliances)
THEORY - I
VOCATIONAL EDUCATION
Higher Secondary - First Year
APublication under
Government ofTamilnadu
Distribution of Free Textbook Programme
( NOT FOR SALE)
Untouchability isa Sin
Untouchability is aCrime
Untouchability isInhuman
TAMILNADU
TEXTBOOK CORPORATION
College Road, Chennai - 600 006.
http://keralatechnologicaluniversity.blogspot.com
Page 2


ELECTRICAL ENGINEERING
(Electrical Machines and Appliances)
THEORY - I
VOCATIONAL EDUCATION
Higher Secondary - First Year
APublication under
Government ofTamilnadu
Distribution of Free Textbook Programme
( NOT FOR SALE)
Untouchability isa Sin
Untouchability is aCrime
Untouchability isInhuman
TAMILNADU
TEXTBOOK CORPORATION
College Road, Chennai - 600 006.
http://keralatechnologicaluniversity.blogspot.com
© Government ofTamilnadu
First Edition - 2010
CHAIRPERSON
Mr. K.GOVINDASAMY
Senior Lecturer IElectrical
Bhakthavatsalam Polytechnic College,
Kanchipuram -631 552
AUTHORS
Mr. A. RAMESH
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. R. Balamurugan
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. v.v. Shanmugadoss
Vocational Teacher
Govt. Hr. Sec. School
Perunagar
Kanchipuram -603 404
Mr. P.Muthusamy
Vocational Instructor
Govt. Boys Hr. Sec. School
Namakkal South
Namakkal
Mr. Kasinathan
Vocational Instructor
General Kariappa Hr. Sec. School
Saligramam
Chennai -600 093
This book has been prepared by The Directorate of School Education
on behalf ofthe Government ofTamilnadu
This book has been printed on 60 GSM Paper
Printed by Offset at:
http://keralatechnologicaluniversity.blogspot.com
Page 3


ELECTRICAL ENGINEERING
(Electrical Machines and Appliances)
THEORY - I
VOCATIONAL EDUCATION
Higher Secondary - First Year
APublication under
Government ofTamilnadu
Distribution of Free Textbook Programme
( NOT FOR SALE)
Untouchability isa Sin
Untouchability is aCrime
Untouchability isInhuman
TAMILNADU
TEXTBOOK CORPORATION
College Road, Chennai - 600 006.
http://keralatechnologicaluniversity.blogspot.com
© Government ofTamilnadu
First Edition - 2010
CHAIRPERSON
Mr. K.GOVINDASAMY
Senior Lecturer IElectrical
Bhakthavatsalam Polytechnic College,
Kanchipuram -631 552
AUTHORS
Mr. A. RAMESH
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. R. Balamurugan
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. v.v. Shanmugadoss
Vocational Teacher
Govt. Hr. Sec. School
Perunagar
Kanchipuram -603 404
Mr. P.Muthusamy
Vocational Instructor
Govt. Boys Hr. Sec. School
Namakkal South
Namakkal
Mr. Kasinathan
Vocational Instructor
General Kariappa Hr. Sec. School
Saligramam
Chennai -600 093
This book has been prepared by The Directorate of School Education
on behalf ofthe Government ofTamilnadu
This book has been printed on 60 GSM Paper
Printed by Offset at:
http://keralatechnologicaluniversity.blogspot.com
HIGHER SECONDARY - VOCATIONAL COURSE
ELECTRICAL MACHINES AND APPLIANCES
Syllabus for XI Standard
Theory I (ELECTRICAL ENGINEERING)
1.INTRODUCTION OF ELECTRICAL ENGINEERING
Introduction - methods of power generation - electrical safety - safety precautions ofelectrician
- electric shock - preventive method of electric shock ~first aid.
2.MATERIALS AND TOOLS USED IN ELECTRICAL ENGINEERING
DEPARTMENT
Electric conductor - types of electric conductor - properties of electric conductor - electrical
insulating materials - properties - types ofinsulating materials -electrical accessories - types of switches
- fuse unit - socket - ceiling rose - hand tools.
3. ELECTRICAL TERMS AND DC CIRCUITS
Current - voltage - resistance - ampere - volt - ohms - ohm's law - capacitance - krichoff's
law - electrical circuit - closed electric circuit - open electric circuit - electric Sh0l1circuit - series
circuit - parallel circuit - series parallel circuit - power - energy calculation.
4.ELECTRO MAGNETISM
Magnetic materials - Electro magnet - magnetic effect due to current - flemming's right hand
rule - max-well' scork screw rule - magnetic field inthe coil- end rule - magnetic reaction when the
current passing ina conductor in same direction and opposite direction - Faraday's electro magnetic
induction - induced electro motive force - statically induced e.m.f - self and mutual induced e.m.f
lenz's law - hysterisis hysterisis loop - energy stored in amagnetic filed.
5.ELECTRICAL EFFECT
Electrical energy
Electrical energy
Electrical energy
Electrical Energy
electrical energy
Light energy (lamp - CFL)
Sound energy (Bell- Syren)
Magnetic energy (Electromagnet)
Heat Energy (Iron box)
Chemical energy (Electroplating - Battery charging)
Mechanical energy (Electric Motor) electrical energy
6.BATTERIES
Battery - types of Batteries - primary cells - secondary cells - difference between primary
cells and secondary cells - Lead acid cell- recharge batteries - watch cell- UPS.
III
http://keralatechnologicaluniversity.blogspot.com
Page 4


ELECTRICAL ENGINEERING
(Electrical Machines and Appliances)
THEORY - I
VOCATIONAL EDUCATION
Higher Secondary - First Year
APublication under
Government ofTamilnadu
Distribution of Free Textbook Programme
( NOT FOR SALE)
Untouchability isa Sin
Untouchability is aCrime
Untouchability isInhuman
TAMILNADU
TEXTBOOK CORPORATION
College Road, Chennai - 600 006.
http://keralatechnologicaluniversity.blogspot.com
© Government ofTamilnadu
First Edition - 2010
CHAIRPERSON
Mr. K.GOVINDASAMY
Senior Lecturer IElectrical
Bhakthavatsalam Polytechnic College,
Kanchipuram -631 552
AUTHORS
Mr. A. RAMESH
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. R. Balamurugan
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. v.v. Shanmugadoss
Vocational Teacher
Govt. Hr. Sec. School
Perunagar
Kanchipuram -603 404
Mr. P.Muthusamy
Vocational Instructor
Govt. Boys Hr. Sec. School
Namakkal South
Namakkal
Mr. Kasinathan
Vocational Instructor
General Kariappa Hr. Sec. School
Saligramam
Chennai -600 093
This book has been prepared by The Directorate of School Education
on behalf ofthe Government ofTamilnadu
This book has been printed on 60 GSM Paper
Printed by Offset at:
http://keralatechnologicaluniversity.blogspot.com
HIGHER SECONDARY - VOCATIONAL COURSE
ELECTRICAL MACHINES AND APPLIANCES
Syllabus for XI Standard
Theory I (ELECTRICAL ENGINEERING)
1.INTRODUCTION OF ELECTRICAL ENGINEERING
Introduction - methods of power generation - electrical safety - safety precautions ofelectrician
- electric shock - preventive method of electric shock ~first aid.
2.MATERIALS AND TOOLS USED IN ELECTRICAL ENGINEERING
DEPARTMENT
Electric conductor - types of electric conductor - properties of electric conductor - electrical
insulating materials - properties - types ofinsulating materials -electrical accessories - types of switches
- fuse unit - socket - ceiling rose - hand tools.
3. ELECTRICAL TERMS AND DC CIRCUITS
Current - voltage - resistance - ampere - volt - ohms - ohm's law - capacitance - krichoff's
law - electrical circuit - closed electric circuit - open electric circuit - electric Sh0l1circuit - series
circuit - parallel circuit - series parallel circuit - power - energy calculation.
4.ELECTRO MAGNETISM
Magnetic materials - Electro magnet - magnetic effect due to current - flemming's right hand
rule - max-well' scork screw rule - magnetic field inthe coil- end rule - magnetic reaction when the
current passing ina conductor in same direction and opposite direction - Faraday's electro magnetic
induction - induced electro motive force - statically induced e.m.f - self and mutual induced e.m.f
lenz's law - hysterisis hysterisis loop - energy stored in amagnetic filed.
5.ELECTRICAL EFFECT
Electrical energy
Electrical energy
Electrical energy
Electrical Energy
electrical energy
Light energy (lamp - CFL)
Sound energy (Bell- Syren)
Magnetic energy (Electromagnet)
Heat Energy (Iron box)
Chemical energy (Electroplating - Battery charging)
Mechanical energy (Electric Motor) electrical energy
6.BATTERIES
Battery - types of Batteries - primary cells - secondary cells - difference between primary
cells and secondary cells - Lead acid cell- recharge batteries - watch cell- UPS.
III
http://keralatechnologicaluniversity.blogspot.com
7.A.C. CIRCUITS AND ELECTRICAL MEASURING INSTRUMENTS
Alternating current -A.c. wave form -power factor -RM.S. value -phase difference -pure
resistive circuit -inductive circuit -capacitive circuit -RL. circuit -RC. circuit -RL.C. circuit-star
deltaconnection andtwo wattmeter method.
Ammeter - Voltmeter - ohm meter - watt meter - multi meter - Tong tester - Tecometer-
megger - singlephase energymeter - Three phase energymeter.
8. TRANSFORMER
Introduction - construction - operation - types oftransformer - uses - protective devices of
transformer - transformer oil.
9.DC GENERATOR
BasicPrinciple - construction- partsofgenerator- method offunctioning- typesofgenerator
- series generator - shunt generator - compound generator.
10.DC MOTOR
Basic Principle - construction - parts ofDC motor - method of functioning - types of DC
motor - series motor - Shunt motor - compound Motor.
11.AC GENERATOR (ALTERNATOR)
Construction - operation - parts of acgenerator -types ofAC generator - single phase AC
generator -three phase AC generator.
12.AC MOTORS
Single phase motor - construction - operation - uses.
TYPES OFSINGLE PHASE MOTOR
~
Splitphase motors
iI) Capacitor type motors
iii) Repulsion typemotors
iv) Shaded pole motors
v) Universalmotors
vi) Submorsible typemotors
Threephase induction motor - types- construction - operation - parts ofthreephase motors
- stator - Rotor.
SQUIRREL CAGE INDUCTION MOTOR
a) Singlesquirrelcageinductionmotor.
b) Double squirrelcageinduction motor
IV
http://keralatechnologicaluniversity.blogspot.com
Page 5


ELECTRICAL ENGINEERING
(Electrical Machines and Appliances)
THEORY - I
VOCATIONAL EDUCATION
Higher Secondary - First Year
APublication under
Government ofTamilnadu
Distribution of Free Textbook Programme
( NOT FOR SALE)
Untouchability isa Sin
Untouchability is aCrime
Untouchability isInhuman
TAMILNADU
TEXTBOOK CORPORATION
College Road, Chennai - 600 006.
http://keralatechnologicaluniversity.blogspot.com
© Government ofTamilnadu
First Edition - 2010
CHAIRPERSON
Mr. K.GOVINDASAMY
Senior Lecturer IElectrical
Bhakthavatsalam Polytechnic College,
Kanchipuram -631 552
AUTHORS
Mr. A. RAMESH
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. R. Balamurugan
Vocational Instructor
Govt. Model Hr. Sec. School
Saidapet, Chennai - 15.
Mr. v.v. Shanmugadoss
Vocational Teacher
Govt. Hr. Sec. School
Perunagar
Kanchipuram -603 404
Mr. P.Muthusamy
Vocational Instructor
Govt. Boys Hr. Sec. School
Namakkal South
Namakkal
Mr. Kasinathan
Vocational Instructor
General Kariappa Hr. Sec. School
Saligramam
Chennai -600 093
This book has been prepared by The Directorate of School Education
on behalf ofthe Government ofTamilnadu
This book has been printed on 60 GSM Paper
Printed by Offset at:
http://keralatechnologicaluniversity.blogspot.com
HIGHER SECONDARY - VOCATIONAL COURSE
ELECTRICAL MACHINES AND APPLIANCES
Syllabus for XI Standard
Theory I (ELECTRICAL ENGINEERING)
1.INTRODUCTION OF ELECTRICAL ENGINEERING
Introduction - methods of power generation - electrical safety - safety precautions ofelectrician
- electric shock - preventive method of electric shock ~first aid.
2.MATERIALS AND TOOLS USED IN ELECTRICAL ENGINEERING
DEPARTMENT
Electric conductor - types of electric conductor - properties of electric conductor - electrical
insulating materials - properties - types ofinsulating materials -electrical accessories - types of switches
- fuse unit - socket - ceiling rose - hand tools.
3. ELECTRICAL TERMS AND DC CIRCUITS
Current - voltage - resistance - ampere - volt - ohms - ohm's law - capacitance - krichoff's
law - electrical circuit - closed electric circuit - open electric circuit - electric Sh0l1circuit - series
circuit - parallel circuit - series parallel circuit - power - energy calculation.
4.ELECTRO MAGNETISM
Magnetic materials - Electro magnet - magnetic effect due to current - flemming's right hand
rule - max-well' scork screw rule - magnetic field inthe coil- end rule - magnetic reaction when the
current passing ina conductor in same direction and opposite direction - Faraday's electro magnetic
induction - induced electro motive force - statically induced e.m.f - self and mutual induced e.m.f
lenz's law - hysterisis hysterisis loop - energy stored in amagnetic filed.
5.ELECTRICAL EFFECT
Electrical energy
Electrical energy
Electrical energy
Electrical Energy
electrical energy
Light energy (lamp - CFL)
Sound energy (Bell- Syren)
Magnetic energy (Electromagnet)
Heat Energy (Iron box)
Chemical energy (Electroplating - Battery charging)
Mechanical energy (Electric Motor) electrical energy
6.BATTERIES
Battery - types of Batteries - primary cells - secondary cells - difference between primary
cells and secondary cells - Lead acid cell- recharge batteries - watch cell- UPS.
III
http://keralatechnologicaluniversity.blogspot.com
7.A.C. CIRCUITS AND ELECTRICAL MEASURING INSTRUMENTS
Alternating current -A.c. wave form -power factor -RM.S. value -phase difference -pure
resistive circuit -inductive circuit -capacitive circuit -RL. circuit -RC. circuit -RL.C. circuit-star
deltaconnection andtwo wattmeter method.
Ammeter - Voltmeter - ohm meter - watt meter - multi meter - Tong tester - Tecometer-
megger - singlephase energymeter - Three phase energymeter.
8. TRANSFORMER
Introduction - construction - operation - types oftransformer - uses - protective devices of
transformer - transformer oil.
9.DC GENERATOR
BasicPrinciple - construction- partsofgenerator- method offunctioning- typesofgenerator
- series generator - shunt generator - compound generator.
10.DC MOTOR
Basic Principle - construction - parts ofDC motor - method of functioning - types of DC
motor - series motor - Shunt motor - compound Motor.
11.AC GENERATOR (ALTERNATOR)
Construction - operation - parts of acgenerator -types ofAC generator - single phase AC
generator -three phase AC generator.
12.AC MOTORS
Single phase motor - construction - operation - uses.
TYPES OFSINGLE PHASE MOTOR
~
Splitphase motors
iI) Capacitor type motors
iii) Repulsion typemotors
iv) Shaded pole motors
v) Universalmotors
vi) Submorsible typemotors
Threephase induction motor - types- construction - operation - parts ofthreephase motors
- stator - Rotor.
SQUIRREL CAGE INDUCTION MOTOR
a) Singlesquirrelcageinductionmotor.
b) Double squirrelcageinduction motor
IV
http://keralatechnologicaluniversity.blogspot.com
13.MOTOR STARTERS
AC motor starters: DOL starter - star / delta starter - Auto transformer starter - slipring
motor starter (resistance type starter).
DC MOTOR STARTERS
Three point starter- four point starter.
14.ELECTRONICS
Semi conductors - electrons and holes - intrinsic semi conductor - extrinsic semi conductor-
dopping of semi conductor - N. type semi conductor - P.type semi conductor - PN Junction diode -
half wave rectifier- full wave rectifire - bridge rectifire - Zener diode -light emitting diode - Junction
transistor - PNP, NPN transistors - SCR.
v
http://keralatechnologicaluniversity.blogspot.com
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