Browse the Topic wise Videos Total Chapters : 6 Total Videos : 422 Total Duration : 25 Hours 07 Seconds 1 ELECTRICITY 62 04 Hours 00 Minutes View demo 2 MAGNETIC EFFECT OF ELECTRIC CURRENT 69 04 Hours 11 Seconds View demo 3 THE HUMAN EYE AND THE COLOURFUL WORLD 57 03 Hours 36 Minutes View demo 4 LIGHT-REFLECTION AND REFRACTION 88 06 Hours 17 Seconds View demo 5 SOURCES OF ENERGY 71 03 Hours 34 Minutes View demo 6 SAMPLE PAPERS 75 05 Hours 17 Minutes View demo