1. OSCILLATIONS: SIMPLE HARMONIC MOTION : FREE AND DAMPED OSCILLATIONS 2.FORCED HARMONIC OSCILLATIONS AND RESONANCE 3.SUPERPOSITION OF TWO COLLINEAR HARMONIC OSCILLATIONS: PHASE AND GROUP VELOCITIES 4.VIBRATIONS OF STRINGS 5.FOURIER’S THEOREM 6.MUSICAL SOUND AND ACCOUSTIC OF BUILDINGS 7.WAVE OPTICS 8.INTERFERENCE OF LIGHT – I (DIVISION OF WAVEFRONT) 9.INTEFERENCE OF LIGHT – II (DIVISION OF AMPLITUDE) 10.DIFFRACTION OF LIGHT (FRESNEL CLASS) 11.DIFFRACTION OF LIGHT (FRAUNHOFER CLASS) 12.POLARISATION OF LIGHT AND DOUBLE REFRACTION 13.PRODUCTION AND ANALYSIS OF POLARIZED LIGHT