User:Srikari smiley/sandbox

Magnetism Electricity semi conductors FrictionSurface tension Viscosity Prism Total internal reflection resonance Nuclear reactor abberations rotatory motion transverse waves longitudinal waves Lasers Chandrasekhar limit Black hole Power acceleration Beats Echo reflection, Refraction, Diffraction grating, Energy, centripital force, Centrifugal force, gravitation energy, Force, Light, Lens, ":