14.Supersonic and Hypersonic, Mach Number, Sound Beats, Sound and Waves in Physics, STUDY 91 Nitin

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Sir aap English ka bhi slides me add kariye because kuch words aise hote hain jo hindi me bilkul samajh nhi aata.. Jo bhi dost is बात se agree karta hai wo please like and support

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Bht acha pdhate sir❤️😇🙏

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Thank you Sr

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Concept clear kar diya aapne; Mac, Supersonic, Hypersonic etc. ka

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Good

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येस

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Please sir next class me jarur english add करें apne slides.. Thank you very much sir... Bahut acha samjhate hain mai apka video share bhi karta hn.. So kuch log english ke liye kahte hi..

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Bahut achha lga sir....

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Sunil Kumar

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