lecture 18| Ray optics| board| 12th | IIT JEE NEET|Er. Santosh Kumar @magnetacademy413
17:44
lecture 19| Ray optics Apparent & real depth| boards|12th|IIT NEET|Er. Santosh Kumar
23:50
lecture 20| 12th|Ray optics| prism|board|IIT NEET|ER Santosh Kumar @magnetacademy413
34:08
lecture 25| Ray optics|board 12th| IIT NEET|Er. Santosh Kumar @magnetacademy413
31:13
lecture 23| Ray optics|dispersive power||board|12th| IIT- NEET|Er.santosh Kumar @magnetacademy413
37:49
lecture 16 |Ray optics|board IIT-JEE| Neet|Er. Santosh Kumar @magnetacademy413
26:00
lecture 11|Ray optics |12th |IIT-NEET |board |BSEB CBSE |Er.santosh kumar
24:53
lecture 17| Ray optics| TIR| board 12th|IIT Neet|Er.santosh Kumar|@magnetacademy413
20:20