Machines - Principle of work, Definition, Mechanical advantage,. Lever, pulley and three systems of pulley, wheel and axle. Fluid mechanics- viscosity, definition, co-efficient of viscosity, poise critical velocity, principle of Archimedes, law of floatation Hydrostatic pressure- surface tension, buoyancy, streamline flow and turbulent flow, effect of temperature and pressure on viscosity, surface tension, excess pressure in spherical liquid drop. Friction - Limiting friction, laws of static and dynamic friction, friction - necessity and evil, physical properties of water. Elasticity- only definition.

Emissive and absorptive power-properties of thermal radiation, perfectly black body, kichoff's law, Newton's law of cooling and specific heat by cooling and specific heat by cooling, first law of thermodynamics and its application, second law of thermodynamics, Grothus law, joule's law of heat production.

Newton's formula for velocity of sound, Medic's experiment, resonance and velocity of sound by resonance method, Ultrasonic- production and its application, recording and reproduction of sound.

Absorption and Emission spectra, classification of emission spectra sole spectrum and Fraunhoffer lines, infrared spectrum and ultra violet spectrum. Interference ,laser and its application.

Different types of capacitors, biological cell as capacitor, ohm's law, thermo electricity chemical effect of current and electromagnetic induction - faraday^ law, Fleming right hand rule, self induction, mutual induction, induction coil, induced E.M.F. in the coil rotating in magnetic field, transformer long distance transmission, measurement of A.C./D.C., Modified current, milliammeter, voltmeter, Jack coil, variable rheostat.

Structure of atom (Bohr model), infra red rays, ultra violet rays and lamp short wave diathermy, electric shock, radio active isotopes and medical applications of isotopes,

Semi conductor, diode as rectifier, amplifier, production of high frequency of current ( micro-wave) by klystron magnetron. Amplifier C.R.O. triode as amplifier, triode as oscillator.