COURSE DESCRIPTION: This is a supporting course used to further develop confident skills in the extensive use of lenses, oscilloscope, laser beams, fibre optics, microwaves, and other related devices in waves. Core course experiments are, Young double slit experiment, refractive index of glass, diffraction grating, the speed of sound (CRO, Resonance). Other complementary laboratory involves Hooks constant by oscillation, inclined planes and circular motion.