Answer: The speed of sound is maximum in Soilds.
The substance or material through which sound travels is called medium. In any medium, the speed of sound increases with an increase in the temperature. Air is the most common medium through which sound travels. Sound travels with a speed that is much less than the speed of light as the sound of thunder is heard a little later than the flash of light is seen.
Any object travelling with a speed more than the speed of sound is said to be travelling at supersonic speed. Example: Jet aircraft, Bullets, Missile, etc.
Summary:
Speed of Sound is Maximum in
Speed of sound is maximum in solid. The audible range of sound for human beings extends from about 20 Hz to 20000 Hz.
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