আলোর প্রতিসরণ (Ray Optics) PART-1, CLASS-12 SEMESTER-4 PHYSICS скачать в хорошем качестве

আলোর প্রতিসরণ (Ray Optics) PART-1, CLASS-12 SEMESTER-4 PHYSICS

আলোর প্রতিসরণ Ray Optics Part-1 Topics 1. আলোর প্রতিসরণ 2. প্রতিসরাঙ্ক 3. প্রতিসরণের সূত্র 4. ঘন মাধ্যম থেকে লঘু মাধ্যমে প্রতিসরণ 5. লঘু মাধ্যমে থেকে ঘন মাধ্যমে প্রতিসরণ 6. সংকট কোন Hello Students, Welcome to our official educational channel DYUTI INSTITUTE. Our motive is to share our knowledge, experience and positive thoughts with the students who have an extreme thirst to learn. We provide classes especially for HS, JENPAS-UG, ANM & GNM NURSING as well as various COMPETITIVE EXAMS. The classes will be very helpful for them who have been preparing for nursing and various competitive exams. DYUTI INSTITUTE always tries to teach every student and job aspirant passionately. The methods are simple as well as easy to understand. Following the classes here will definitely improve one's knowledge, that's our true belief. We hope we will have your heartily Support, love and Encouragement . So if you subscribe and regularly follow our channel it will be awesome and also extremely motivating. Telegram Channel link- https://t.me/dyutiinstitute Our Channel offers : 1.HS Preparation 2.JENPAS-UG Preparation 3. ANM & GNM Preparation 4.COMPETITIVE Preparation 5.OTHERS Enquiry: Mr.PRITHWIRAJ ROY ADMINISTRATOR OF DYUTI INSTITUTE 8597656655 Thank you🙏🙏🙏