Currently sorted By last update ascending Sort chronologically: By last update | By creation date
Pooja Singh, DDU UNiversity, Gorakhpur
"Thanks for the video explaining Light waves-Coherent. This type of video very helpful for me"
Reeti Moni, North Lakhimpur College, Assam
"Thanks so much, it is much clearer now" ......regarding Fresnel Prism explanation video
Esihle Ginya - University of Stellenbosch, South Africa
" I was so confused, you just made it all easy. Thanks " on Youtube, on the video : X-Rays created by Electron Transition.
- Esihle Ginya
University of Stellenbosch,