9th Science | Chapter 12 | Study of Sound | Lecture 2| Maharashtra Board |

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how doctor passes the ultrasonic sound???

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Tomorrow is my Science exam. Teacher ne pura saal padhaya sab sir ke upar se gya adha ghanta nikal kr aapki videos dekh li sab samajh me aagya thank you so miuch sir for this concepts & videos 💟🙏🙏

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[@smittaware6747]

Sir sorry but you said in the uses of ultrasonic sound join plaster but that was wrong this is use to join plastic surfaces but it's okay we can understand thank you. sir you teaches very nice ✨🎉

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But sir in the gas the oxygen also comes then how it's the lowest traveling medium of sound ??

[@oponetapgaming4982]

Ultra Sonic sound is used in hospital
Examples like sonography and other machines

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❤ 4:41

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Sir, temperature is denoted by (T) and time is denoted by (T). Why?

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If we increase temperature by 1 unit then what charges happens in velocity

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Lesson no 12,13,15

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Aapka bohot bohot dhanyavaad
Love From nandurbar

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Time (V) and Temperature (T) looks same and it's very confusing

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Time=small 't' and Temperature=big'T'

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Make videos of geography std 7