A person, pressing his ear on the railway track can hear and appropriating train. This is possible because
A= vibration of railway tracks
B= vibration of air
C=speed of sound is more in solid medium
D=hearing ability of the man
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Answer:
It's C=speed of sound is more in solid medium
Explanation:
As the molecules of solid allow the sound to move faster than in Liquid.
I hope it helps.
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