2025-03-012025-03-012024https://drive.google.com/file/d/1I7-JzMfCaWXcI9bdvfmFlUfzOFGCmUSU/view?usp=sharinghttp://ssm.ndl.gov.in/handle/123456789/1017Waves and OpticsPHYSICS- HONOURS || CC-4CC-4Other