Substitution (Physics) class for 6th & 7th hour at 9B. Chapter : "Refraction of light" :: Topic : "Experiments on Total Internal Reflections". Demonstrated TIR experiments with Semi-Circular Glass Slab, measured angles of refraction & angles of reflections using a protractor, Used edublogs for teaching. https://project.mttc.mlvivek.in
6th @ 9B Neena tr observation - issues...
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