1.

The velocity of sound is highest ina. air b. water c. glass d. vacuum

Answer»

option c glass is the answer.The speed ofsound is highestin solid. The speed ofsounddepends on the density of themediumthrough which it is travelling. Thehigherthe density of themedium, the faster is the propagation ofsound. Since density of solids ishigherthan that of liquids and gasees, sosoundtravels faster in solids.



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