"nice" ..... ....topic " Light Interference-Fresnel Biprism - Part 2"
"very nice great teaching. thank you regards" for the explanation of Light Interference - Fresnel Biprism
"Thank you" ...........regarding the video on Light Waves - Coherent Waves
"Nice video and helpful to me" ............regarding video on "Circular Motion and Banking of Tracks"
"Nice and Thanks" for the explanation of Circular Motion-Banking of Tracks.
"Thank u so much sir. Now every doubt is clear"
for the video on Fresnel Bi-Prism
Ashen Perera, Sri Lanka
Thanks for the video and explanation of FRICTION Forces in the complex case of a Block placed on top of a moving Block
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,
Reeti Moni, North Lakhimpur College, Assam
"Thanks so much, it is much clearer now" ......regarding Fresnel Prism explanation video
Pooja Singh, DDU UNiversity, Gorakhpur
"Thanks for the video explaining Light waves-Coherent. This type of video very helpful for me"