Ancillary Physics Syllabus

MECHANICS, PROPERTIES OF MATTER, SOUND AND THERMAL PHYSICS

Course Objective:

  ¯   Understand forces and momentum, and Kepler’s laws.

¯   Understand work, conservation of energy and conservation of momentum

¯   Understand the basic concepts of elasticity, their practical applications.

¯   Explain the behavior of thermal expansion of solids, liquids and gases.

¯   Explain the transport phenomeno and Kinetic theory of gases.

UNIT- I

          Angular velocity – Normal acceleration ( no derivation ) – Centrifugal and Centripetal forces – Torque and angular acceleration – Work and power in rotational motion – Angular momentum – K.E. of rotation – Moment of inertia – Laws of parallel and perpendicular axes theorems – M.I. of circular ring, Circular disc, Solid sphere, hollow sphere and cylinder.

UNIT- II

          Elastic moduli – Poisson’s ratio – Beams – Expression for bending moment – Determination of Young’s modulus by uniform and non-uniform bending - I section girders. Torsion – Expression for Couple per unit twist – Work done in twisting – Torsional pendulum – Derivation of Poiseuille’s formula (analytical method) – Bernoulli’s theorem – Proof – Applications – Venturimeter – Pitot tube.

UNIT – III

          Simple harmonic motions – Progressive Waves – properties – Composition of two S.H.M and beats Stationary Waves – Properties – Melde’s experiments for the frequency of electrically maintained tuning fork – transverse and longitudinal modes – Acoustics – Ultrasonic – Properties and application.

UNIT- IV

          Kinetic theory of gases – Mean free path – transport phenomena – diffusion, viscosity and thermal conductivity-Maxwell’s law of distribution of molecular speed – experimental verification – degree of freedom – Boltzman’s law of equipartition of energy – calculation of Cp for monoatomic and diatomic gases.

UNIT – V

          Thermodynamics- Carnot’s theorem – Derivation of efficiency – Second law of thermodynamics – entropy – changes of entropy in Carnot’s cycle – change of entropy in conversion of ice into steam – Joule Kelvin Effect – simple theory of Porous – Plug experiment adiabatic – demagnetization –Superconductivity.

Text Books:

1. Mechanics – D.S.Mathur – S.Chand & Co.,

2.Heat and Thermodynamics – Brijlal & N. Subramaniyam – S.Chand & Co.

Reference Books:

     1. Properties of  mtter – Brijlal & N.Subramanyam

2. A text book of sound–Brijlal & N. Subramanyam S.Chand & Co.,
3. Ancillary Physics –M.Palaniappan
4. University Physics –Sears Embanks and Gound, 6^th edition (Naresa Publishing House Chennai) 

SPECTROSCOPY, MODERN PHYSICS AND ELECTRONICS

Course objective:

¯  To provide the students a through knowledge of Diodes and Binary number system.

¯  To provide a broad overview of the concepts of geometrical and optical physics.

¯  Explain some ideas of wave nature of matter and relativity for gain insights in certain areas of Modern physics.

UNIT – I

          Infra red radiations, production, properties and uses – Ultraviolet radiations, Sources, properties and uses. Quantum Theory – Plank’s quantum theory – Raman Effect – Simple theory Experimental study (Wood’s apparatus) Applications. Photo Electricity – Laws of photo electricity – Einstein’s equation Photo cells and their uses, photo emissive, photoconductive and photovoltaic cells.

UNIT – II

          De Brogle’s theory – Electron diffraction – G.P.Thomson’s experiment. Michelson – Morley experiment – Significance of the negative results – Postulates of special theory of relativity – Lorentz transformation equations (No derivation ) – Length contraction – Time dilation – Variation of mass with velocity and Mass – Energy relation (simple derivation).

UNIT  - III

          Junction diodes – Forward and Reverse bias – Diode characteristics – Types of diodes – (LED and Zener ) Bridge rectifier using junction diodes - filter.

UNIT - IV

Transistors – Characteristics (CE mode only )- Biasing and action of a single transistor (CE) amplifier – Frequency response Hartley oscillator – Modulation (qualitative study) – Op-amp and its characteristics – virtual earth – voltage amplifier in inverting mode – Op-amp as adder and subtractor.

UNIT –V

          Binary number system – reason for using  binary numbers – binary to decimal and decimal to binary conversions – addition and subtraction of binary numbers. Logic Circuits – Boolean algebra – De Morgan’s theorem – OR, AND NOT NOR and NAND gates – NOR and NAND gates as universal building blocks – XOR gates.

Text Books:

A text book of Optics – Brijlal & N.Subramaniyam

Solid state Electronics  - B.L.Theraja

Reference Books:

Electricity and Magnetism – Brijlal & N.Subramaniyam

Optics and Spectroscopy –R.Murugeshan

Ancillary physics – R.Murugeshan