InPho Syllabus 2021

S.No

Area

Topic

Mechanics

• Establishment of the Kinematics of a point mass.

• Newton's Laws and Inertial systems.

• Closed and Open systems, Momentum and Energy, Power work.

• Conservation of Energy, Impulse, Conservation of Linear Momentum.

• Elastic forces, The law of Gravitation, Frictional Forces, Potential Energy, Work in a Gravitational Field, Centripetal Acceleration, Kepler's Laws.

2. 

Mechanics of Rigid Bodies

• Statics, Torque, Centre of Mass.

• The motion of rigid bodies, Translation, Angular velocity, Rotation, Angular Acceleration, and Conservation of Angular Momentum.

• Identification of motion of a rigid body around the fixed axis, Kinetic energy of a rotating body, Moment of inertia, External and Internal Forces.

• Accelerated reference systems and inertial forces

3. 

Hydromechanics.

No particular questions will be asked from this topic but students should know the elementary concepts of pressure, the continuity law, and buoyancy

4. 

Thermodynamics and molecular physics

• Internal energy, First and Second laws of Thermodynamics, Work and Heat.

• Model of a perfect gas, Pressure and molecular kinetic energy, Formulation of state of a perfect gas, Avogadro's number, Absolute Temperature.

• The accomplishment of work by an expanding gas limited to isothermal and adiabatic processes.

• The Carnot cycle, Reversible and Irreversible processes, Thermodynamics Efficiency, Entropy (statistical approach), and Boltzmann factor

5. 

Oscillations and waves

• Harmonic oscillations and the equation of Harmonic Oscillation.

• Harmonic waves, Transverse and Longitudinal Waves, Propagation of waves, Linear polarization, Sound waves, The Classical Doppler effect.

• Superposition of harmonic waves, Interference, Coherent waves, Standing waves, Beats

6. 

Electric charge and Electric Field

• Conservation of charge, Coulomb's law

• Electric field, Gauss' Law, Potential

• Dielectric constant and energy density of the electric field, Capacitors, and Capacitance, etc.

7. 

Current and Magnetic field

• Ohm's law, Internal resistance of source, Kirchhoff's laws, Joule's law, Work Current Resistance, Work and power of direct and alternating currents.

• The magnetic field of a current, Lorentz force, Current in a magnetic field.

• Ampere's law

• Law of electromagnetic induction, Lenz's law, Magnetic Flux, Self-induction, Energy Density of Magnetic field, Inductance, Permeability.

• Voltage and Current (series and parallel) Resonances, Resistors, Inductors and Capacitors in AC-circuits, Alternating current.

8. 

Electromagnetic waves

• Generation by feedback and resonance, Frequency of Oscillations, Oscillatory circuit.

• Wave optics, Diffraction grating, Diffraction from one and two slits, Bragg reflection, Resolving power of a grating.

• Line spectra of gases, and Dispersion and Diffraction spectra

• Electromagnetic waves as transverse waves, Polarizers, Polarization by reflection.

• Resolving Power of Imaging Systems.

• Black body and Stefan-Boltzmann’s law

9. 

Quantum Physics

• The impulse of the Photon, and Photoelectric effect and energy and 

• De Broglie Wavelength and Heisenberg's uncertainty principle

10. 

Relativity

• Principle of Relativity, Relativistic Doppler effect, Addition of velocities.

• Energy, Momentum, Relation between energy and mass, Conservation of energy and Momentum, Relativistic identification of motion.

• Simple applications of the Bragg equation.

• Energy levels of atoms and molecules (qualitatively),  Absorption, Spectrum of hydrogen-like atoms emission.

• Alpha- Beta-Gamma-Decomposition, half-life, and exponential decay, Absorption of radiation, Components of nuclei, Nuclear reactions, Mass defect, Energy levels of nuclei (qualitatively)