PHYSICS

UNIT 1 Units and Measurement
Units for measurement, system of units – S.I., fundamental and derived units. Dimensions and their applications.

UNIT 2 Description of Motion in one dimension
Motion in a straight line, uniform motion, its graphical representation. Uniformly accelerated motion, and its applications.

UNIT 3 Description of Motion in Two and Three dimensions
Scalars and vectors, vector addition, multiplication of a vector by a real number, zero-vector and its properties. Resolution of vectors. Scalar and vector products, uniform circular motion and its applications, projectile motion.

UNIT 4 Laws of Motion
Force and inertia – Newton’s Laws of motion. Conservation of linear momentum, rocket propulsion. Inertial frames of references. Static and kinetic friction, laws of friction, rolling friction.

UNIT 5 Work, Energy and Power
Concept of work, energy and power, Energy – kinetic and potential. Conservation of energy. Elastic collisions in one and two dimensions. Different forms of energy.

UNIT 6 Rotational Motion and Moment of Inertia
Centre of mass of a two-particle system. Centre of mass of a rigid body, general motion of a rigid body, nature of rotational motion, torque, angular momentum, conservation of angular momentum and its applications. Moment of Inertia and its physical significance, parallel and perpendicular axes theorem, expression of moment of inertia for ring, disc and sphere.

UNIT 7 Gravitation
Acceleration due to gravity, one and two-dimensional motion under gravity. Universal law of gravitation, variation in the acceleration due to gravity of the earth. Planetary motion, artificial satellite – geostationary satellite, gravitational potential energy near the surface of earth, gravitational potential and escape velocity.

UNIT 8 Properties of Matter
Inter-atomic and inter-molecular forces, states of matter

(A) Solids : Elastic properties, Hook’s law, Young’s modulus, bulk modulus, modulus of rigidity.
(B) Liquids : Cohesion and adhesion. Surface energy and surface tension. Flow of fluids, Bernoulli’s theorem and its applications. Viscosity, Stoke’s Law, terminal velocity.
(C) Ideal gas laws.

UNIT 9 Oscillations
Periodic motion, simple harmonic motion and its equation of motion, energy in S.H.M., Oscillations of a spring and simple pendulum.

UNIT 10 Waves
Wave motion, speed of a wave, longitudinal and transverse waves, superposition of waves, progressive and standing waves, vibration of strings and air-columns, beats, resonance. Doppler effect in sound.

UNIT 11 Heat and Thermodynamics
Thermal expansion of solids, liquids and gases and their specific heats, relationship between Cp and Cv for gases, first law of thermodynamics, thermodynamic processes. Second law of thermodynamics, Carnot cycle, efficiency of heat engines.

UNIT 12 Transference of heat
Modes of transference of heat. Thermal conductivity. Black body radiations, Kirchoff’s law, Wien’s law, Stefan’s law of radiation and Newton’s law of cooling.

UNIT 13 Electrostatics
Charges and their conservation, Coulomb’s law, S.I. unit of charge, dielectric constant, electric field, lines of force, field due to dipole and its behavior in a uniform electric field, electric flux, Gauss’s law in simple geometries. Electric potential, potential due to a point charge. Conductors and insulators, distribution of charge on conductors. Capacitance, parallel plate capacitor, combination of capacitors, energy of capacitor, van de graf generator.

UNIT 14 Current Electricity
Current as a rate of flow of charges, sources of energy, cells-primary and secondary, grouping of cells resistance of different materials, temperature dependence, specific resistance, Ohm’s law, Kirchoff’s law, series and parallel circuits. Wheatstone Bridge, measurement of voltages and currents, potentiometer.

UNIT 15 Thermal and Chemical Effects of currents
Heating effects of current, electric power, simple concept of thermo electricity – (Seeback effect and its explanation), thermocouple, Chemical effects of current and laws of electrolysis.

UNIT 16 Magnetic Effects of Currents
Oersted’s experiment, Biot-Savert’s law (magnetic field due to a current element), magnetic field due to a straight wire, circular loop and solenoid, force on a moving charge in a uniform magnetic field (Lorentz force), forces and torques on currents in a magnetic field, force between two current carrying wires, moving coil galvanometer, ammeter and voltmeter.

UNIT 17 Magnetostatics
Bar magnet, magnetic field, lines of force, torque on a bar magnet in a magnetic field, earth’s magnetic field, tangent galvanometer, vibration magnetometer, para, dia and ferro-magnetism, magnetic induction, magnetic susceptibility.

UNIT 18 Electromagnetic Induction and Alternating Currents
Induced e.m.f., Farady’s Law, Lenz’s Law, self and mutual induction, alternating currents, impedance and reactance, power in a.c. circuits, LCR series combination, resonant circuits. Transformer, simple motor, and A.C. generator.

UNIT 19 Ray Optics
Sources of light, luminous intensity, luminous flux, illuminance and photometry(elementary idea). Reflection and refraction of light at plane and curved surfaces, total internal reflection, optical fibre; deviation and dispersion of light by a prism; Lens formula, magnification and resolving power; microscope and telescope.

UNIT 20 Wave Optics
Wave nature of light; Interference – Young’s double slit experiment. Diffraction – diffraction due to a single slit. Elementary idea of polarization, Doppler effect of light.

UNIT 21 Electromagnetic waves
Electromagnetic oscillations, Electromagnetic wave spectrum from gamma to radio waves – their uses and propogation properties of the atmosphere w.r.t. electromagnetic spectrum.

UNIT 22 Electrons and Photons
Discovery of electrons, cathode rays, charge on an electron, e/m for an electron, photoelectric effect and Einstein’s equation of photoelectric effect.

UNIT 23 Atoms, Molecules and Nuclei
Rutherford model of the atom, Bohr’s model, energy quantizations, hydrogen spectrum; Atomic masses, size of the nucleus; Radioactivity; rays and their properties – alpha, beta and gamma decay; half life and mean life of radio-active nuclei, Binding energy, mass energy relationship, nuclear fission and nuclear fusion.

UNIT 24 Solids and Semi-Conductor Devices
Energy bands in solids, conductors, insulators and semi-conductors, PN junction, diodes, diode as rectifier, junction transistor, transistor as an amplifier.