| Artist | : | अपवर्तनांक क्या है? || Most Important Questions || Class 10 Science Hindi Medium || Refractive Index |
| Title | : | GYANODAY KE GURU JI |
| Duration | : | 5042 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | अपवर्तनांक क्या है? || Most Important Questions || Class 10 Science Hindi Medium || Refractive Index |
| Title | : | GYANODAY KE GURU JI |
| Duration | : | 5042 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |