TBSE Class 9 Syllabus 2021 Electronics Hardware(Vocational)

Reduced syllabus of Vocational Subject Electronics & Hardware: 2020-21 Topics to be covered(Theory+ Practical) Topics to be reduced Reason for reduction 1. Basic of Electrical and Electronics: Energy transformation, • Less important INTRODUCTION, ELECTRICITY, Source Types of Electricity, Power • Experiment kit not of Electricity, Energy foundation, factor, ohm's experiment, available. Conductors and Insulators, ELECTRICAL problems on ohms law, • Too much details QUANTITIES – Current, Classification of Analysis of kirchhoff's of the main topic. current, Resistance, Voltage, Electric laws. Power. BASIC ELECTRIC CIRCUIT - Active and Passive components, Open and Closed Circuit, Series and Parallel circuits. OHM’S LAW, KIRCHHOFF’S LAW –KCL, KVL, Energy use in home appliances, BASIC ELECTRICAL TERMS. 2. ELECTRICAL AND ELECTRONIC Alphanumerically coded • Covered under COMPONENTS: INTRODUCTION, resistors, analysis of parent topic, RESISTOR , color coding of 4 band parallel ckt, Types of repeated . resistors,series connection of semiconductors, • Too much resistors, Parallel connection of Identifying BJT Terminals, information. resistors. CAPACITOR, INDUCTOR, Identifying different types • Practical not SEMICONDUCTOR basics, DIODE, of transformers. possible due to TRANSISTOR, TRANSFORMER, covid-19. LIGHT EMITTING DIODE. 3. TOOLS AND EQUIPMENTS: Construction of line & INTRODUCTION, MULTIMETER, LINE phase tester, screw • All equipments can TESTER OR PHASE TESTER, DRILL BITS, driver, combination plier, be identified in WIRE STRIPPER, Wrench, Clamp wire lugs, Hammer, introduction,only meter,TOTAL DISSOLVED SOLIDS (TDS) ladder, Megger. details are METER, Soldering. removed of less relevant equipments. • Less important compared to other topics. 4. INSTALLING AN RO WATER Properties of water, • Less important PURIFIER water treatment from practical INTRODUCTION, Different types of methods,different steps point of view WATER TREATMENT agents- of water purification • Already covered Chemicals, Filters, Purifiers, WATER process. with parent topic, FLOW DIAGRAM, Electric flow is a repetition. diagram,WATER PURIFICATION PROCESS, DIFFERENT TECHNOLOGIES IN WATER PURIFICATION, DIFFERENT FEATURES OF PURIFIER,COMPONENTS AND FUNCTIONING OF

Electronics and Hardware - Class 9 RO,INSTALLATION PROCEDURE, Guideline for the installation of water purifier. 5. REPAIR AND MAINTENANCE OF Role play and other • Not possible due WATER PURIFIER: practical experiments. to covid-19. UNDERSTAND THE SYMPTOMS - Identify the concerns of the customers, interact with the Customers on Phone, interact with the Customer at their Premises, Identify the Fault, suggest a Solution to the Customer, replace dysfunctional part, MAINTENANCE OF RO WATER PURIFIERS, CONFIRM FUNCTIONALITY OF THE REPAIRED UNIT AND module, Take Feedback from Customer 6. MAINTAIN HEALTH AND SAFETY Practical demonstrations. • Not possible due INTRODUCTION, HAZARDS – to covid -19. Accidental, Physical and ELECTRICAL. ELECTRICAL RESCUE TECHNIQUES, HAZARD DUE THE TOOLS