Question

the speed of sound is maximum in :​

Answer 1

Answer:

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The speed of sound in dry air at 20 °C is 343 meters per second. Generally, sound waves travel most quickly through solids, followed by liquids, and then by gases. For a given medium, sound waves travel more slowly at lower temperatures.

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Answer 2

Answer:

20 to 200 decibels

Explanation:

because sound is measured in decibals