My Green Board

#CLASS10 SCIENCE CHAPTER9 preboard revision

3y ago - 2:09

learn In Peace

Class10 Science Chapter9 | Light | mirror image formation | ray diagrams | uses of spherical mirrors

1y ago - 47:50

learn In Peace

Class10 science chapter9 | Light | Image formation by spherical lenses | convex lens & concave lens

1y ago - 49:44