The speed of sound in oxygen (O₂) at a certain temprature is 460m/s . The speed of sound in helium (He) at the same temprature will be (assume both gases to be ideal ) [AIEEE 2008]
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The speed of sound in oxygen (O₂) at a certain temprature is 460m/s . The speed of sound in helium (He) at the same temprature will be (assume both gases to be ideal ) [AIEEE 2008]
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Explanation:- Speed of sound is given by
Vo₂ /Vₕₑ = 460× √5×32×5/7×3×4
Vₕₑ = 460×√5×32× 5/7×3×4 ≈ 420m/s Answer
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