# CBSE Grade 12 Physics

### Electric Charges and Fields

1

Electric Charges

2

Conservation of Charge

3

Coulomb’s Law-Force Between Two-Point Charges

4

Forces Between Multiple Charges

5

Superposition Principle and Continuous Charge Distribution

6

Electric Field, Electric Field due to a Point Charge

7

Electric Field Lines, Electric Dipole

8

Electric Field due to a Dipole

9

Torque on a Dipole in Uniform Electric Field

10

Electric Flux

11

Gauss’s Theorem

12

Applications to Find Field due to Infinitely long Straight Wire

13

Field due to Uniformly Charged Infinite Plane Sheet

### Electrostatic Potential and Capacitance

1

Electric Potential & Potential Difference

2

Electric Potential due to a Point Charge

3

A Dipole and System of Charges

4

Equipotential Surfaces

5

Electrical Potential Energy of a System of two-point Charges

6

Electric Dipole in an Electrostatic Field

7

Conductors and Insulators

8

Free Charges and Bound Charges Inside a Conductor

9

Dielectrics and Electric Polarisation

10

Capacitors and Capacitance

11

Combination of Capacitors in Series and in Parallel

12

Capacitance of a Parallel Plate Capacitor

13

Energy Stored in a Capacitor

### Current Electricity

1

Electric Current, Flow of Electric Charges in a Metallic Conductor

2

Drift Velocity

3

Mobility

4

Relation with Electric Current

5

Ohm’s Law, Electrical Resistance

6

V-I Characteristics

7

Electrical Energy and Power

8

Electrical Resistivity and Conductivity

9

Temperature Dependence of Resistance

10

Internal Resistance of a Cell

11

Potential Difference and emf of a Cell

12

Combination of Cells in Series and in Parallel

13

Kirchhoff’s Laws and Simple Applications

14

Wheatstone Bridge

15

Metre Bridge

16

Potentiometer – Principle and its Applications

### Moving Charges and Magnetism

1

Concept of Magnetic Field

2

Oersted’s Experiment

3

Biot – Savart law and its Application to Current Carrying Circular Loop

4

Ampere’s law and its Applications to Infinitely long Straight Wire

5

Straight and Toroidal Solenoids

6

Force on a Moving Charge in Uniform Magnetic and Electric Fields

7

Force on a Current-Carrying Conductor in a Uniform Magnetic Field

8

Force Between two Parallel Current-Carrying Conductors-Definition of Ampere

9

Torque Experienced by a Current Loop in Uniform Magnetic Field

10

Moving Coil Galvanometer

11

Current Sensitivity and Conversion to Ammeter and Voltmeter.

### Magnetism and Matter

1

Current Loop as a Magnetic Dipole and its Magnetic Dipole Moment

2

Magnetic Dipole Moment of a Revolving Electron

3

Bar Magnet as an Equivalent Solenoid

4

Magnetic Field Lines

5

Earth’s Magnetic Field and Magnetic Elements

### Electromagnetic Induction

1

Electromagnetic Induction

2

Faraday’s Laws

3

Induced EMF and Current

4

Lenz’s Law, Eddy Currents

5

Self and Mutual Induction

### Alternating Current

1

Alternating Currents

2

Peak and RMS Value of Alternating Current/Voltage

3

Reactance and Impedance

4

LC Oscillations

5

LCR Series Circuit

6

Resonance

7

Power in AC Circuits

8

AC Generator and Transformer

### Electromagnetic Waves

1

Electromagnetic Waves

2

Characteristics of Electromagnetic Waves

3

Transverse Nature of EM Waves

4

Electromagnetic Spectrum

### Ray Optics

1

Refraction of Light

2

Total Internal Reflection and its Applications

3

Refraction at Spherical Surfaces

4

Lenses, thin Lens Formula

5

Lensmaker’s Formula

6

Magnification, Power of a Lens

7

Combination of thin Lenses in Contact

8

Refraction of Light Through a Prism

9

Optical Instruments

10

Microscopes and Astronomical Telescopes

11

Magnifying Powers

### Wave Optics

1

Wave Front and Huygen’s Principle

2

Reflection and Refraction of Plane Wave

3

Interference

4

Young’s Double Slit Experiment and Expression for Fringe Width

5

Coherent Sources and Electromagnetic Waves Sustained Interference of Light

6

Diffraction due to a Single Slit, Width of Central Maxima

### Dual Nature of Radiation and Matter

1

Dual Nature of Radiation

2

Photoelectric Effect

3

Hertz and Lenard’s Observations

4

Einstein’s Photoelectric Equation-Particle Nature of Light

5

Experimental Study of Photoelectric Effect

6

Matter Waves-Wave Nature of Particles

7

de-Broglie Relation

### Atoms

1

Alpha-Particle Scattering Experiment

2

Rutherford’s Model of Atom

3

Bohr Model

4

Energy Levels

5

Hydrogen Spectrum

### Nuclei

1

Composition and Size of Nucleus Nuclear Force

2

Mass-Energy Relation

3

Mass Defect

4

Nuclear Fission

5

Nuclear Fusion

### Semiconductor Electronics

1

Energy Bands in Conductors, Semiconductors and Insulators

2

Semiconductor Diode

3

I-V Characteristics in Forward and Reverse Bias

4

Diode as a Rectifier

5

Special Purpose p-n Junction Diodes

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CBSE Grade 12 Physics

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