Degree 2nd year 4th sem pdf

 Osmania University and all University Lesson chapter wise pdf 

 Unit 1

Waves  part 1 

https://drive.google.com/file/d/1eyllWmxxDbRcILy4KLeRHd4qULMvDFEv/view?usp=drivesdk

Waves part 2


https://drive.google.com/file/d/1ez3XD4ZPnSwF2H8Yo_lOR4IlJv5g40uM/view?usp=drivesdk

 Unit 2

Diffraction  of Light( fraunhofer  class) part 1

https://drive.google.com/file/d/1f1mQRwMcDCrKJyqs757K_4e1YKCLe0fW/view?usp=drivesdk


Unit 3

Polarisation

https://drive.google.com/file/d/1exyf0_vh7YX23-6E9tR52QjHTqK1jqQh/view?usp=drivesdk


Unit 4 

Interference

https://drive.google.com/file/d/1ekiwAWS3Gp7J4wHxMqiqoGE_JkY911GV/view?usp=drivesdk


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