Physics 12th Std

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Physics 12th Std

UNIT I: Electrostatics


=> Electrostatics
=> Historical background of electric charges
=> Basic properties of charges
=> Coulomb’s Law
=> Coulomb’s Law: Superposition principle
=> Coulomb’s Law - Solved Example Problems
=> Electric Field
=> Electric field due to the system of point charges
=> Electric field due to continuous charge distribution
=> Electric field lines
=> Electric Field and Electric Field Lines: Solved Example Problems
=> Electric dipole
=> Electric field due to a dipole
=> Torque experienced by an electric dipole in the uniform electric field
=> Electric Dipole : Solved Example Problems
=> Electrostatic Potential energy and Electrostatic potential
=> Electric potential due to a point charge
=> Electrostatic potential at a point due to an electric dipole
=> Equi-potential Surface
=> Relation between electric field and potential
=> Electrostatic potential energy for collection of point charges
=> Electrostatic potential energy of a dipole in a uniform electric field
=> Electrostatic Potential and Potential Energy: Solved Example Problems
=> Electric Flux
=> Electric flux for closed surfaces
=> Gauss law
=> Applications of Gauss law
=> Electric Flux, Gauss Law: Solved Example Problems
=> Conductors at electrostatic equilibrium
=> Electrostatic shielding
=> Electrostatic induction
=> Dielectrics or insulators
=> Induced Electric field inside the dielectric
=> Dielectric strength
=> Electrostatic induction: Solved Example Problems
=> Capacitors
=> Capacitance of a parallel plate capacitor
=> Energy stored in the capacitor
=> Applications of capacitors
=> Effect of dielectrics in capacitors
=> Capacitor in series and parallel
=> Capacitors and Capacitance: Solved Example Problems
=> Distribution of charges in a conductor
=> Distribution of charges in Action at points or Corona discharge
=> Lightning arrester or lightning conductor
=> Van de Graaff Generator
=> Distribution of Charges in a Conductor and Action at Points: Solved Example Problems
=> Electrostatics: Summary and Formulas
=> Electrostatics: Multiple choice questions with answers
=> Electrostatics: Important Questions
=> Electrostatics: Exercises and Example Solved Problems

UNIT II: Current Electricity


=> Introduction
=> Electric Current
=> Conventional Current
=> Drift velocity
=> Microscopic model of current
=> Electric Current: Solved Example Problems
=> Ohm’s Law
=> Resistivity
=> Resistors in series and parallel
=> Color code for Carbon resistors
=> Temperature dependence of resistivity
=> Ohm’s Law: Solved Example Problems
=> Energy and Power in Electrical Circuits
=> Energy and Power in Electrical Circuits: Solved Example Problems
=> Electric Cells and Batteries
=> Electric Cells and Batteries: Solved Example Problems
=> Kirchhoff’s first rule (Current rule or Junction rule)
=> Kirchhoff’s Second rule (Voltage rule or Loop rule)
=> Wheatstone’s bridge
=> Meter bridge
=> Potentiometer
=> Comparison of emf of two cells with a potentiometer
=> Measurement of internal resistance of a cell by potentiometer
=> Kirchhoff’s Rules: Solved Example Problems
=> Heating Effect of Electric Current
=> Joule’s law
=> Application of Joule’s heating effect
=> Heating Effect of Electric Current, Joule’s law: Solved Example Problems
=> Thermoelectric Effect
=> Seebeck effect
=> Peltier effect
=> Thomson effect
=> Current Electricity: Summary
=> Current Electricity: Multiple Choice Questions with Answer
=> Current Electricity: Important Questions
=> Current Electricity: Exercises and Example Solved Numerical problems

UNIT III: Magnetism and Magnetic Effects of Electric Current


=> Introduction to Magnetism
=> Earth’s magnetic field and magnetic elements
=> Basic properties of magnets
=> Introduction to Magnetism: Solved Example Problems
=> Coulomb’s Inverse Square Law of Magnetism
=> Coulomb’s Inverse Square Law of Magnetism: Solved Example Problems
=> Torque Acting on a Bar Magnet in Uniform Magnetic Field
=> Potential energy of a bar magnet in a uniform magnetic field
=> Tangent law and Tangent Galvanometer
=> Torque Acting on a Bar Magnet in Uniform Magnetic Field: Solved Example Problems
=> Magnetic Properties
=> Magnetic Properties: Solved Example Problems
=> Classification of Magnetic Materials
=> Hysteresis
=> Applications of hysteresis loop
=> Hysteresis: Solved Example Problems
=> Magnetic Effects of Current
=> Maxwell’s right hand cork screw rule: Solved Example Problems
=> Biot - Savart Law
=> Definition and explanation of Biot- Savart law
=> Magnetic field due to long straight conductor carrying current
=> Magnetic field produced along the axis of the current carrying circular coil
=> Current loop as a magnetic dipole
=> Magnetic dipole moment of revolving electron
=> Biot- Savart law: Solved Example Problems
=> Ampere’s Circuital Law
=> Definition and explanation of Ampère’s circuital law
=> Magnetic field due to the current carrying wire of infinite length using Ampere’s law
=> Solenoid
=> Magnetic field due to a long current carrying solenoid
=> Toroid
=> Ampere’s Circuital Law: Solved Example Problems
=> Lorentz Force
=> Force on a moving charge in a magnetic field
=> Motion of a charged particle in a uniform magnetic field
=> Motion of a charged particle under crossed electric and magnetic field (velocity selector)
=> Cyclotron
=> Force on a current carrying conductor placed in a magnetic field
=> Force between two long parallel current carrying conductors
=> Lorentz Force: Solved Example Problems
=> Expression for torque on a current loop placed in a magnetic field
=> Moving coil galvanometer
=> Conversion of galvanometer into ammeter and voltmeter
=> Torque on a current loop: Solved Example Problems
=> Magnetism and Magnetic Effects of Electric Current: Summary
=> Magnetism and Magnetic Effects of Electric Current: Multiple choice questions
=> Magnetism and Magnetic Effects of Electric Current: Important Questions
=> Magnetism and Magnetic Effects of Electric Current: Exercises and Example Solved Numerical problems

UNIT IV: Electromagnetic Induction and Alternating Current


=> Electromagnetic Induction
=> Magnetic Flux
=> Faraday’s Experiments on Electromagnetic Induction
=> Lenz’s law
=> Fleming’s right hand rule
=> Motional emf from Lorentz force
=> Motional emf from Faraday’s law and Energy conservation
=> Eddy Currents
=> Application of eddy currents
=> Electromagnetic Induction: Solved Example Problems
=> Eddy Currents
=> Self-inductance of a long solenoid
=> Mutual induction
=> Mutual inductance between two long co-axial solenoids
=> Eddy Currents, Self-inductance, Mutual inductance: Solved Example Problems
=> Methods of Producing Induced Emf
=> Solved Example Problems on Methods of Producing Induced Emf
=> AC Generator
=> Single phase AC generator
=> Three phase AC generator
=> Advantages of three-phase alternator
=> Advantages of stationary armature-rotating field alternator
=> Construction and working Principle of transformer
=> Energy losses in a transformer
=> Advantages of AC in long distance power transmission
=> Illustration and Solved Example Problems on Advantages of AC in long distance power transmission
=> Power system at a glance
=> Alternating Current (AC)
=> Mean or Average value of AC
=> RMS value of AC
=> AC circuit containing pure resistor
=> AC circuit containing only an inductor
=> AC circuit containing only a capacitor
=> A capacitor blocks DC but it allows AC. Why? and How?
=> AC circuit containing a resistor, an inductor and a capacitor in series - Series RLC circuit
=> Resonance in series RLC Circuit
=> Quality factor or Q–factor
=> Solved Example Problems on Alternating Current (AC) and Circuit
=> Power In AC Circuits
=> Wattless current
=> Power factor
=> Advantages and disadvantages of AC over DC
=> Power in AC Circuits: Solved Example Problems
=> Energy conversion during LC oscillations
=> Conservation of energy in LC oscillations
=> Analogies between LC oscillations and simple harmonic oscillations
=> Electromagnetic Induction and Alternating Current: Summary
=> Electromagnetic Induction and Alternating Current: Multiple Choice Questions
=> Electromagnetic Induction and Alternating Current: Important Questions
=> Electromagnetic Induction and Alternating Current: Exercises and Example Solved Numerical problems

UNIT V: Electromagnetic Waves


=> Electromagnetic Waves
=> Displacement current and Maxwell’s correction to Ampere's circuital law
=> Maxwell’s equations in integral form
=> Solved Example Problems on Displacement current and Maxwell’s correction to Ampere's circuital law
=> Electromagnetic Waves: Definition
=> Production and properties of electromagnetic waves - Hertz experiment
=> Sources of electromagnetic Waves
=> Electromagnetic spectrum
=> Measuring the speed of light using the microwave oven
=> Types of Spectrum-Emission and Absorption Spectrum-Fraunhofer Lines
=> Electromagnetic Waves: Summary
=> Electromagnetic Waves: Multiple choice questions
=> Electromagnetic Waves: Important Questions
=> Electromagnetic Waves: Exercises and Example Solved Numerical problems

Practical Experiments


=> Specific Resistance of the Material of the Coil Using Metre Bridge
=> Horizontal Component of Earth’s Magnetic Field Using Tangent Galvanometer
=> Magnetic Field Along the Axis of a Circular Coil-Determination of BH
=> Refractive Index of the Material of the Prism
=> Wavelength of the Constituent Colours of a Composite Light Using Diffraction Grating and Spectrometer
=> Voltage-Current Characteristics of a PN Junction Diode
=> Voltage-Current Characteristics of a Zener Diode
=> Characteristics of a NPN-Junction Transistor in Common Emitter Configuration
=> Verification of Truth Tables of Logic Gates Using Integrated Circuits
=> Verification of De Morgan’s Theorems
=> Suggested Questions for the Practical Examination



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