7. Advance Illustration | Fluid Statics & Dynamics | Lead pellets in a Glass Tube | by Ashish Arora

The website, aimed at nurturing grasping power students, has classroom lectures on almost all the topics. It is an outcome of 23-year long toil of Physics expert who has made it a mission to simplify the complexities of Physics.

Ashish Arora, the brain behind this interactive unique website, has all his lectures available on web for free of cost. He has created a youtube channel in the name of Physics Galaxy. Today more than 6000 video lectures are being watched per day on this website which is highest among any other e-learning website in India. Till now more than 3.6 Million videos are watched on it. On each video subtitles are also available in 67 languages using google translator including English, Hindi, Chinese, French, Marathi, Bangla, Urdu and other regional and international languages.

Besides uploading transcripts of all his videos, he has created a software based synchronized European voice accent of all videos to benefit students in USA, Europe and other countries.

#AshishArora #JEEAdvanced #JEE2020

[tushargupta]

Sir i had a doubt that why can we consider the lower part of the tube to be hemispherical and thus we should take volume as (2/3 pi r^3 + pi r^2 * y) here y will be 2.2 cm since the tube sinks by 3 cm i am subtracting the radius from it .