Contents

1. Circular Motion

1.1 Circular Motion    

1.2 Uniform Circular Motion  

1.3 Angular Displacement     

1.4 Angular Velocity   

1.5 Angular Acceleration     

1.6 Relation between Linear Velocity and Angular Velocity  

1.7 Relation between Tangential Acceleration and Angular Acceleration  

1.8 Period of U.C.M.   

1.9 Frequency of U.C.M.

1.10 Acceleration in U.C.M.  

1.11 Centripetal Force 

1.12 Centrifugal Force 

1.13 Maximum Speed of a Vehicle along Horizontal Curve     

1.14 Banking of Roads

1.15 Conical Pendulum  

1.16 Vertical Circular Motion

1.17 Kinematical Equations for Circular Motion

2. Gravitation

2.1 Newton’s Law of Gravitation    

2.2 Acceleration due to Gravity    

2.3 Variation of Acceleration due to Gravity   

2.4 Projection of Satellites 

2.5 Critical Velocity  

2.6 Period of Satellite

2.7 Kepler’s Law of Planetary Motion     

2.8 Communication Satellite  

2.9 Binding Energy     

2.10 Escape Velocity   

2.11 Weightlessness in a Satellite 

3. Rotational Motion

3.1 Moment of Inertia  

3.2 Radius of Gyration 

3.3 Theorem of Parallel Axis 

3.4 Theorem of Perpendicular Axis  

3.5 M. I. of a Rod     

3.6 M. I. of A Ring    

3.7 M. I. of a Disc    

3.8 M. I. of a Solid Cylinder

3.9 M. I. of a Solid Sphere  

3.10 Kinetic Energy of a Uniformly Rotating Body     

3.11 Rolling Motion    

3.12 Relation between Torque and Angular Acceleration

3.13 Angular Momentum  

3.14 Law of Conservation of Angular Momentum   

4. Oscillations

4.1 Periodic Motion    

4.2 Simple Harmonic Motion   

4.3 Linear S.H.M.

4.4 S.H.M. as the Projection of U.C.M.   

4.5 Energy in S.H.M.   

4.6 Graphical Representation of Linear S.H.M.  

4.7 Composition of S.H.M.s   

4.8 Simple Pendulum    

4.9 Damped Oscillations

5. Elasticity

5.1 Stress 

5.2 Strain 

5.3 Elastic Limit

5.4 Hooke’s Law  

5.5 Elastic Constants  

5.6 Poisson’s Ratio    

5.7 Behaviour of a Wire subjected to Increasing Load 

5.8 Work done in Stretching a Wire 

5.9 Determination of Young’s Modulus of Material of a Wire 

5.10 Applications of Elastic Behaviour of Materials  

6. Surface Tension

6.1 Explanation of Surface Tension on the basis of Molecular Theory    

6.2 Surface Energy     

6.3 Surface Tension    

6.4 Angle of Contact   

6.5 Shape of Liquid Drop     

6.6 Capillary Action   

6.7 Effect of Impurity on Surface Tension

6.8 Effect of Temperature on Surface Tension   

7. Wave Motion

7.1 Simple Harmonic Progressive Wave     

7.2 Reflection of Transverse Waves 

7.3 Reflection of Longitudinal Waves     

7.4 Principle of Superposition of Waves  

7.5 Phenomena of Beats 

7.6 Doppler’s Effect   

8. Stationary Waves

8.1 Formation of Stationary Waves  

8.2 Vibrations of String     

8.3 Vibrations of Air Column 

8.4 Free Vibrations    

8.5 Forced Vibrations  

8.6 Resonance    

9. Kinetic Theory of Gases and Radiation

9.1 Concept of an Ideal Gas  

9.2 Assumptions of Kinetic Theory of Gases     

9.3 Pressure Exerted by a Gas on the Basis of Kinetic Theory     

9.4 Boyle’s Law  

9.5 Maxwell’s Distribution of Molecular Speeds 

9.6 Degree of Freedom and Law of Equipartition of Energy   

9.7 Thermodynamics     

9.8 Coefficients of Absorption, Reflection   and Transmission    

9.9 Perfectly Black Body

9.10 Emissive Power and Emissivity 

9.11 Spectrum of Black Body Radiation in terms of Wavelength     

9.12 Kirchhoff’s Law   

9.13 Stefan’s Law

9.14 Newton’s Law of Cooling 

9.15 Green House Effect

10. Wave Theory of Light

10.1 Newton’s Corpuscular Theory of Light

10.2 Huygen’s Wave Theory of Light 

10.3 Wavefront and Wave Normal     

10.4 Huygen’s Construction   

10.5 Reflection of a Plane Wavefront at a Plane Surface    

10.6 Refraction of a Plane Wavefront at a Plane Surface    

10.7 Polarisation of Light   

10.8 Brewster’s Law    

10.9 Polaroids   

10.10 Doppler Effect in Light

11. Interference and Diffraction

11.1 Concept of Interference 

11.2 Conditions Necessary for obtaining a Steady Interference Pattern

11.3 Theory of Interference Bands  

11.4 Young’s Double Slit Experiment

11.5 Fresnel’s Biprism Experiment  

11.6 Diffraction of Light    

11.7 Rayleigh’s Criterion    

11.8 Resolving Power of a Telescope

11.9 Resolving Power of a Microscope     

11.10 Difference between Interference and Diffraction

12. Electrostatics

12.1 Electric Lines of Force 

12.2 Gauss’s Theorem   

12.3 Mechanical Force Acting per Unit Area of a Charged Conductor

12.4 Energy Stored per Unit Volume of the Surrounding Medium     

12.5 Dielectrics and Polarisation  

12.6 Capacity of a Conductor 

12.7 CONCEPT of Condenser    

12.8 Capacity of Parallel Plate Condenser with Dielectric   18

12.9 Energy Stored in A Charged Condenser

12.10 Combination of Condensers    

12.11 Van de Graaff Generator

13. Current Electricity

13.1 Kirchhoff’s Laws  

13.2 Wheatstone’s Network    

13.3 Potentiometer     

14. Magnetic Effect of Electric Current

14.1 Ampere’s Law

14.2 Galvanometer

14.3 Ammeter     

14.4 Voltmeter   

14.5 Cyclotron   

15. Magnetism

15.1 Circular Current Loop as Magnetic Dipole  

15.2 Magnetic Dipole Moment of a Revolving Electron  

15.3 Magnetisation and Magnetic Intensity

15.4 Diamagnetic Substances  

15.5 Paramagnetic Substances 

15.6 Ferromagnetic Substances

15.7 Origin of Magnetism     

16. Electromagnetic Induction

16.1 Faraday’s Experiment    

16.2 Eddy Currents     

16.3 Self Induction and Mutual Induction 

16.4 Displacement Current    

16.5 Transformer 

16.6 Coil Rotating in a Uniform Magnetic Induction (A. C. Generator)   

16.7 Application of A.C. to a Pure Resistor    

16.8 Application of A.C. to a Pure Inductor    

16.9 Application of A.C. to a Pure Capacitor   

16.10 LC Oscillations  

16.11 Resonant circuits

16.12 Power Dissipated in A.C. Circuits  

17. Electrons and Photons

17.1 Photo-electric Effect   

17.2 Einstein’s Photo-electric Equation  

17.3 Photo-electric Cell

17.4 Particle Nature of Light

18. Atoms, Molecules and Nuclei

18.1 Geiger Marsden Experiment     

18.2 Rutherford Atomic Model

18.3 Bohr’s Atomic Model     

18.4 Origin of Spectral Lines

18.5 Continuous and Characteristic X–rays

18.6 Composition of Nucleus  

18.7 Radioactivity     

18.8 De Broglie’s Hypothesis 

18.9 Davisson and Germer Experiment

19. Semiconductors

19.1 Energy Bands in Solids  

19.2 Intrinsic and Extrinsic Semiconductor     

19.3 n-type And p-type Semiconductor     

19.4 p-n Junction Diode

19.5 Rectifier   

19.6 Zener Diode 

19.7 Solar Cell  

19.8 Light Emitting Diode (LED)    

19.9 Transistor  

19.10 Transistor as Amplifier

19.11 Transistor as a Switch 

19.12 Oscillator 

19.13 Logic Gates

20. Communication Systems

20.1 Elements of a Communication System  

20.2 Bandwidth of Signals    

20.3 Bandwidth of Transmission Medium    

20.4 Need for Modulation     

20.5 Production and Detection of an Amplitude Modulated Wave     

20.6 Space Communication     

20.7 Ground, Sky and Space Wave Propagation