NCERT books are very important for board examination as well as competitive examinations. Also, NCERT books are prepared by experienced professors of colleges so ...
Wave optics is one of the most important chapters of CBSE Class 12 Physics. Total weightage of Chapter -9 (Ray Optics and Optical Instruments) and Chapter 10 (Wave Optics) of NCERT textbooks in CBSE ...
Ray Optics often overwhelms Class 12 students due to formulas and sign conventions. An expert board examiner explains why ...
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