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प्रश्न
The speed of sound is more in hydrogen than in nitrogen. Is this statement true? Give a reason for your answer.
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उत्तर
Yes. The reason is that the density of hydrogen is less than that of nitrogen and the speed of sound V ∝ 1/√Density, therefore the speed of sound is more in hydrogen than in nitrogen.
संबंधित प्रश्न
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State the general name of the waves in which the particles of the medium vibrate :
(i) in the same direction as wave.
(ii) at right angles to the direction of wave.
Are sound waves longitudinal or transverse?
In fig. 2 two musical notes of the same pitch and same loudness are played on a violin and on a piano. Their wave forms are as shown in the diagram below. Explain why the wave patterns are different.
How is sound produced?
Can we produce sound in vacuum?
The amplitude of the sound wave decides its
High-frequency sounds that cannot be heard by you are called _______.
