।।मात्रक प्रणाली।।मूल मात्रक। व्युत्पन्न मात्रक।।मौलिक इकाईयाँ।।

[@shoebjamal2401]

Great

[@anupkumarsingh3174]

Thanks sir 💐💐💐💐👌👌👌👌👌👌

[@junaidguor9311]

😚😚😚

[@jaydeep7921]

Are gajab bhai

[@hrphysics6992]

Very good explanation sir

[@mudassirali1896]

Thanks.

[@amankumar3126]

Thank you so much sir

[@JitendraKumar-rk7xq]

Thank You Sir

[@mansoorahmad1264]

Nice

[@mudassirali1896]

Baat to sahi hai.

[@satkumar6969]

बहुत सुन्दर प्रस्तुति

[@nehamirza7763]

very nice sir

[@aazadkhan4457]

dua h ki apka channel bhut trakki kare...bhot ache samjate ho sir

[@jaydeepgopala8193]

👍💯💯

[@aazadkhan4457]

good