Comprehensive Objective Physics Vol. II

The document contains the preface.

The document contains the contents.

• Frictional electricity
• Charges and their conservation
• Coulomb’s law
• Forces between two point electric charges
• Forces between multiple electric charges
• Superposition principle and continuous charge distribution
• Electric field and its physical significance
• Electric field due to a point charge
• Electric field lines
• Electric dipole

• Electric Current
• Flow of electric charges in a Metallic Conductor
• Drift velocity and mobility and their relation with electric current
• Ohm’s law
• Electrical Resistance
• V-I characteristics
• Exceptions of Ohm’s law (Non-linear V-I Characteristics)

• Concept of magnetic field
• Oersted’s experiment
• Biot-Savart law
• Magnetic field due to an infinitely long current carrying straight wire and a circular loop
• Ampere’s circuital law and its application to straight and toroidal solenoids

• Electromagnetic induction
• Faraday’s law
• Induced emf and current
• Lenz’s law
• Eddy currents
• Self and mutual inductance
• Alternating currents
• Peak and rms value of alternating current/voltage
• Reactance and impedance
• LC oscillations
• LCR series circuit (Phasor diagram)
• Resonant circuits and Q-factor
• Power in AC circuits
• Wattless current
• AC generator and Transformer

• Refraction of light
• Total internal reflection and its applications
• Spherical lenses
• Thin lens formula
• Lens maker’s formula
• Magnification
• Power of a lens
• Combination of thin lenses in contact

• Photo-electric effect
• Einstein’s photo-electric equation
• Particle nature of light
• Photo-cells
• Matter waves
• Wave nature of particles
• de-Broglie relation
• Davisson and Germer experiment
• de-Broglie

• Alpha-particle scattering experiment
• Size of the nucleus
• Composition of the nucleus—protons and neutrons
• Nuclear stability
• Radioactivity

• Energy bands in solids (qualitative ideas only)
• Difference between metals, insulators and semiconductors using band theory
• Intrinsic and extrinsic semiconductors
• p-n junction
• Semiconductor diode-characteristics in forward and reverse bias

The document contains Practice Paper 1.

The document contains Practice Paper 2.

The document contains Practice Paper 3.