Read NCERT Exemplar Solutions Class 12 Physics Chapter 9 Ray Optics and Optical Instruments below, students should study NCERT Exemplar class 12 Physics available on Studiestoday.com with solved questions and answers. These chapter wise answers for class 12 Physics Exemplar problems have been prepared by teacher of Grade 12. These NCERT Exemplar class 12 Physics solutions have been designed as per the latest NCERT syllabus for class 12 and if practiced thoroughly can help you to score good marks in standard 12 Physics class tests and examinations