CLASS 10 3 CHAPTER BOARDS COMBO
THEORY OF CHAPTER LIGHT ,HUMAN EYES AND ELECTRICITY . LIGHT REFLECTION AND REFRACTION SIGN CONVENTION CONCAVE AND CONVEX MIRROR LENS FORMULA MAGNIFICATION NCERT QUESTION HUMAN EYE- 3 EYES DEFECT POWER OF LENS RAINBOW ,TWINKLING STARS ,SUNRISE DIAGRAM HUMAN EYE PRISM, ATMOSPHERIC SUNRISE ELECTRICITY OHM'S LAW SERIS AND PARALLEL POWER , HEAT