Class 6
THEORY
1. Scope of Work Education
2. Safety Precaution while working on Electrical system
3. Identification of various types of electrical accessories and components
4. Awareness and recognition of Electrical appliances.
5. Precaution to be observed while carrying tools from one place to another
6. Electrical Tools and their uses
7. Study of accessories like Switch, holder, Plug sockets etc.
8. Identification of wire joints.
9. Line Tester—construction and uses
10. Assembling of a test lamp and its use.
11. Sources of Electricity
12. Study on electrical terms and their definition such as current , voltage etc.
13. Introduction to cell, battery and generator etc.
14. Assembling of a simple electrical circuit
15. Conductors and Insulators
16. Domestic appliances
PRACTICAL
1. Disassembling & assembling of a holder, know its part and re fit the same.
2. Disassembling & assembling of a switch know its part and re fit the same
3. Disassembling & assembling of the parts of a tester and refit the same
4. Assemble a simple circuit of a torch bulb, two cells and wire
5. Test an insulator with a series board and see the bulb is not glowing
6. Connect a bulb in a holder.
7. Make the Connection of a simple circuit with and see the bulb is glowing.
Class 7
THEORY
1. Introduction of Alternating Current & Direct Current
• Sources of AC & DC
• Use of AC & DC
• Static and dynamic electricity
• Brief idea of different kinds of Power generating stations viz. thermal,
Hydroelectric, solar, nuclear etc.
2. Matter, molecule, atom
• Elements & compounds
• Atom
• Molecule
• Properties of atom, proton, neutron, electron.
3. Definitions of electrical terms
• Charge, kinds of charge, characteristics of charge, unit etc.
• Potential, potential difference ( brief idea only), unit, Voltmeter
• Current, flow of electron, unit, Ammeter. ( brief idea only)
• Resistance, unit, Ohm meter. ( brief idea only)
4. Electromagnet:
Making a simple circuit of electromagnet by using soft iron and copper wire.
5. CELL
• Primary Cell, Secondary cell.
• Different types of cells: Dry cell, Voltaic cell , Lead acid Battery, solar cell;
chemical reactions in such cells, drawing etc.
• Difference between cell and battery
6. Electrical measuring devices and their uses
Idea of Electric Circuit
7. Phase, Neutral, Earth wire
• Open circuit, Closed circuit, short circuit diagram and explanation.
• Effects of short circuit
8. Phase Neutral & Earth Wire
Functions of Phase wire and neutral wire, way of returning of current
Earth wire, Importance, how it save us from accidents ( Basic idea)
7. Effects of electric current
Heating effects, lighting effects, chemical effects etc.
8. Electrical symbols
• Symbols of basic electrical items and terms
PRACTICAL
1. Assembling of a simple circuit with one bulb, one holder and a switch
2. Assembling of two bulbs, two holders with controlled by a switch
3 Assembling of two bulbs, two holders controlled by two switches
4 Assembling of a bed switch connection.
5. Learn P.A. System functioning and do assembly duty group wise.
6. Assembling of a test lamp and know its importance
7. Observe the earth wire and see whether the bulb of a test lamp glows with phase
wire and also with neutral wire.
7 Observe the inner components of a lead acid battery used for your School P.A.
System.
8. Various types of wire joints.
Class 8
THEORY
1. Safety rules
• Electrical safety rules
• Electrical Shock and its treatment
• First aid to be observed in case of Electrical Shock
2. Fuse
• Function
• Types of fuse, use and their diagram
• Importance of fuse
• Possible accidents with out a fuse.
3. House Wiring ( Part A )
• Types of wiring
• Materials required for wiring
• Connection from Energy meter to switch board via distribution board and
main switch.
4.Identification and study of various types of resistors
Study of Measuring Instruments.
5. Series Parallel Connection
• Series connection resistance /Bulb
• Parallel connection of Resistance / Bulb
6. Electronics : Atomic structure
• Proton, neutron, Electron -- Properties
• Orbits of electrons
• Flow of electron (Why are the metals good conductor of electricity)
(Why are the insulators poor conductors of electricity?)
• Study of Electronic Components
7. Work, Power and Energy
• Definition, unit, practicality
• Potential and kinetic energy
8.
• Sources of energy: Fossil fuel, biogas, solar, hydel etc
• Description of Hydro electric power station
• Solar energy : Scope of use & problems.
9. Study of Semi Conductor device
10. Magnet
• Types,
• Use
• Properties
11. Electromagnet
• Electromagnet, difference between magnet and electromagnet
PRACTICAL
1. Practical on electric safety rule, shock treatment and first aid.
(Perform skit in the morning assembly on the above topic)
2. Learn the replacement of a fuse in a domestic circuit.
3. Connection of three bubs in series and learn its properties
4. Connection of three bubs in Parallel and learn its properties
5 Learn to calculate the value of a resistor by seeing its color code.
6 Hang a magnet and learn why it remains in N-S direction
7 Draw the magnetic lines of force with the help of a bar magnet and a compass.
8 Visit to a nearby substation and learn the items over there.
Class 9
THEORY
1. Safety device
• Fuse (already in lower class)
• Circuit breakers (Earth leakage Circuit breaker, Miniature circuit breaker)
• Isolators ( Two poles & Four poles)
2. Earthing
• Importance
• Use
• Types of earthling, diagrams
3. Electromagnetism
• Faraday’s law of Electromagnetism
• Fleming’s left hand rule
• Fleming’s right hand rule
4. Motor and Generator
• Motor: principle, types, uses
• Generator: Principles, types and use
5. House wiring (Part B)
• Basic principle of switch board connections
• Why a switch is to be connected in phase wire only and never in neutral wire
6. Switch Boards
• Connection of Switch board of following types:
a) One load, one switch
b) Two loads, two switches
c) One load, two switches
d) Two loads, one switch
e) Bed switch
f) Fuse in a switch board
g) Tube light connection
7. Bulbs / Tubes
( In brief)
• Basic principle
• Types of bulb
• Domestic and Industrial bulbs
• Power saving bulbs i.e. CFL
• Tube lights
8. Electrical Instruments
• Ammeter: principle, use and types
• Voltmeter: principle, use and types
• Multi meter: importance, Principle, use and types
9 Electronics
a) Soldering Iron
• Working Principle
• Types , use
b) Basic electronics materials
• Resistors: functions & use, Color code
• Capacitors: functions & use
• LED : Function & use
10. Diodes and their characteristics
Transistors
• Working Principle
• Types , use
11. Ohm’s law
• Explanation of Ohm’s law
PRACTICAL
1. Identify the objects needed for house wiring
2 Do the practical switch board connection of :
a) One load, one switch
b) Two loads, two switches
c) One load, two switches
d) Two loads, one switch
e) Bed switch
f) Fuse in a switch board
g) Tube light connection
3. Measure Current by using an ammeter
4 Measure voltage by using a voltmeter.
5 connect all the components of a normal tube light fittings.
6 Do soldering on a practice board and join two wires.
7. Identify different electronics items like resistors, capacitors, transistors etc
8. Visit to a near by industry and see various types of bulbs & lighting
accessories.
Class 10
THEORY
1. Thermal Power Station
• Working Principles
• Schematic Diagram
• Places where thermal power houses are located
2. Nuclear Power Station
• Working Principles
• Schematic Diagram
• Places where thermal power houses are located
3. Electrical Fundamentals
Potential
Potential Difference
Current
Resistance
Resistivity
Properties of specific resistance
Calculation of resultant resistance in a circuit
4. Transformer ( Basic idea)
• Principle
• Construction
• Types
• Uses
5 House Wiring
Switch Board suitable for: (ahead of previous class)
a) Multiple switches with multiple loads
b) Multiple switches and plugs points
c) Incorporation of fuse
d) Incorporation of Indicator
e) Incorporation of regulator
f) Quiz burger cum light switch board
6. Electronics
• Integrated circuit ( IC) : Principle Types , and use
• A simple battery eliminator: Principle, use and construction
• Simple Electronics Circuits : Principles, types & Construction
7. Renewable sources of energy:
• Types of renewable sources of energy
• Importance of exploration of non conventional sources of energy
• Importance of reduce reuse and recycle.
8. Magnetic effect of electric current
PRACTICAL
1. Do the practical switch board connection of:
a) Multiple switches with multiple loads
b) Multiple switches and plugs points
c) Incorporation of fuse
d) Incorporation of Indicator
e) Incorporation of regulator
f) Quiz burger cum light switch board
2. Make a Battery eliminator by stepping down it to 230V AC to 6/9/12 V DC.
3. Make any Electronic circuit by using an Integrated Circuit (IC)
4. Visit to a nearby power station and understand its functioning
Class 11
THEORY
1. Resistance , color code
resistance in series and parallel
2. Lay out diagram of a domestic supply
Or, Block diagram of an audio Amplifier
3. Study of Fluorescent Tube light
Complete details of all components and circuit
Or assembling of a regulator power supply circuit using transistor / zener diodes.
4. Detailed study on series and parallel circuit
a) properties & formulas
b) Assembling a series & parallel circuit and mixed circuit using bulbs
and resistors
5. Study on Public Address system and its installation
a) Study of units and sub units of the system
b) Demonstration
c) Connections used with microphone and loud speakers.
Detailed study on all Electrical measuring instruments.
6. Soldering Practice
a) Soldering of Electrical & Electronics components.
b) Precautions to be observed while doing soldering
7. Dismantling, fault analyzing, rectifying and reassembling of domestic appliances
Class 12
THEORY
1. Study on Electrical motors
a) Basic principals
b) Working method
c) Construction
Or, Assembling of a rectifier circuit using diodes and associated components.
2. Study on appliances having Induction motors
a) Table fan
b) Ceiling fan
c) Exhaust fan
d) Room cooler etc.
Or, assembling of a filter circuit having Capacitors and inductors.
3. Study on Electrical Generators
a) Basic principals
b) Working method
c) Construction
Or, Working principle and Block diagram of a simple transmitter circuit.
4. Working Principle of fans and regulators
To study the parts of fans and regulators –their testing and repairs
Or, Working Principle and Block diagram of a Radio receiver.
5. Multi-meter
a) Detailed Study to measure various Electrical quantities
b) Types of Multi-meters
6. Study on Transformer
a) Basic principals
b)Working method
c)Construction
Or, Study & Assembling of various types of Logic Circuits.
7. Career Counselling and Guidance
To learn various options after Class XII
8. Soldering and soldering practice to solder Electrical & Electronics Components
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