घर्षण के कारण एवं प्रयोग | स्नेहक || Cause & Use of Friction | Lubricant || By - Khan Sir
22:36
Surface Tension | Examples of Surface Tension | Fluid Mechanics | Physics by Khan Sir
10:37
What is Pressure? | Unit & Examples of Pressure | दाब क्या है? | दाब की इकाई और उदहारण | By #khansir
26:05
बरनौली का सिद्धांत क्या है | Railway NTPC Special
30:15
घर्षण बल (Frictional force) | उत्तोलक (Lever) | garshan bal | uttolak | NCERT Physics
30:58
| Biology - Human Brain (मानव मस्तिष्क) | Khan GS Research Center | Patna
48:55
Chemistry Foundation || Matter Around Us|| By Khan Sir
19:50
DNA और RNA में अंतर | Differences Between DNA and RNA | Khan GS Research Center
10:39