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# Pre University Education Electronics Syllabus : pue.kar.nic.in

Organisation : Department of Pre University Education
Subject : Electronics
Announcement : Syllabus

Website : https://pue.karnataka.gov.in/

## Electronics Syllabus :

1. Introduction To Electronics :
Electronics and its scope : Development of vacuum tube devices, semiconductor devices, integrated circuits, microprocessors & micro controllers.

Related : Pre University Education Maths Syllabus : www.syllabus.gen.in/1172.html

Applications of electronics – entertainment, communication, defense, industrial & medical. Impact of electronics on quality of life

2. Principles Of Electricity, Network Theorems And Ac Principles
Charge, Potential difference, DC and AC : Charge-positive and negative charges, properties of charges, S.I Unit of charge, Charge of an Electron, Number of electrons in one Coulomb of charge, Electric Current-definition (charge/sec), its unit and direction of current- conventional current and the electronic current.

Potential difference and its unit related to electric circuit, Direct current (DC) and Alternating Current (AC)representation and examples of DC & AC sources.

Ohm’s law-statement & limitations, application to circuits. Resistance and its unit, Electric Power-definition, unit of power, electric energy-definition and Power dissipation in resistors Power formulae and Energy formula.

Combinations of resistors-series, parallel-derivations of the expressions, series – parallel – circuits and problems. open and short circuit – Problems.

D.C Sources and Network theorems (for DC circuits) :
Introduction to secondary DC sources like dry cells and other type of batteries, internal resistance of sources, Voltage sources: Definitions, Conversion of voltage source to current source and vice versa.

Kirchhoff’s current law and Kirchhoff’s voltage law, current and voltage division, problems up to two loops on Kirchhoff’s laws.

Network theorems : Thevenin’s theorem, statements, respective equivalent circuits for dc networks.

Super position theorem, statement, analysis with two voltage sources, Maximum power transfer theorem- statement (no derivation) all theorems with respect to DC circuit. Problems on each theorem.

A.C principles : Expression for the instantaneous voltage (no derivation), definitions of frequency, time period, peak value, r.m.s value, effective value and average value with reference to sinusoidal waveform.

Different types of non sinusoidal waveforms square, triangular and saw tooth- mention only.

3. Measuring Instruments :
Electronic Instruments : Voltmeter (AC/DC), ammeter (AC/DC) & Ohm meter – photograph of each one, symbol & uses of each, with diagrams study front panel details of a typical multi meter and a dual channel oscilloscope, use of oscilloscope for measurement of voltage (AC/DC), time period & frequency, precautions while using electronic instruments.

Medical electronic Instruments : Electrocardiography (ECG), sphygmomanometer (blood pressure instrument), glucometer, ultrasound scan, pulse oximeter, clinical digital thermometer – use of each one.

4. Passive Electronic Components :
Comparison of passive and active components- Passive and active components, their examples.

Resistors : resistance of conductor & its unit, specification of resistors, temperature coefficient of resistor, specific resistance, types of resistor – fixed and variable, Fixed resistors – carbon composition, metal film & SMD resistor, constructional aspects in brief and applications of resistors.

Wire wound resistor : Construction, applications. Variable resistors: Potentiometer – carbon composition type construction and uses, Preset. Importance of power rating in resistors. Color coding of resistors (4 bands & 5 bands), tolerance, and problems.

Capacitors : Definition of Capacitance and its unit – Principle of capacitor, factors affecting the capacitance of capacitor, parallel plate capacitor energy stored in a capacitor E = ½CV2 (no derivation), dielectric and examples, role of dielectric in capacitor. Types of Capacitors – fixed and variable.

Fixed capacitors : Ceramic, Polystyrene, SMD capacitor and Electrolytic capacitor – construction and applications. variable capacitors like ganged capacitor and trimmer – their applications Importance of voltage rating in capacitors.

Capacitive networks – derivation of expressions for effective capacitance of capacitors connected in series or in parallel trouble shooting in capacitors – open short, leakage.