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4) 2:1 A D 16:1 The ratio of velocity of...

4) 2:1 A D 16:1 The ratio of velocity of sound in hydrogen and oxygen al !!! 2) 8:1 3) 4:1 17. It takes 2 seconds for a sound wave to travel between two fixed points when the day temperature is If the temperature rises to 30°C, the sound wave travels between the same fixed parts in 1 1.95 2) 25 3) 2.15 4) 225 48. The velocities of sound at the same temperature in two monoatomic gases of densities of p, and , are

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