56:04

Ray Optics 17 :Image Formation By Convex and Concave Lens for different Positions of Object JEE/NEET

1:21:43

Ray Optics 22 : Microscope - Simple Microscope & Compound Microscope - JEE/NEET

1:09:42

Ray Optics 18 : Lens Maker's Formula - Derivtion and All Types of Numericals JEE/NEET

13:27

Reality of HMPV Virus in China | Will there be Lockdown Again? | Dhruv Rathee

15:32

‘O tempo não existe’: a visão de Carlo Rovelli, considerado ‘novo Stephen Hawking’ | Ouça 15 minutos

2:00:00

[ 40Hz ] GAMMA Binaural Beats, Ambient Study Music for Focus and Concentration

1:02:05

Interstellar - Hans Zimmer (Soft Version) Sleep, Study, Relax - 1 Hour

18:13

Convex and Concave Lenses