A man strikes one end of a thin rod with a hammer. The speed of sound in the rod is 18 times the speed of sound in air.

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A man strikes one end of a thin rod with a hammer. The speed of sound in the rod is 18 times the speed of sound in air.

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A Man Strikes One End Of A Thin Rod With A Hammer The Speed Of Sound In The Rod Is 18 Times The Speed Of Sound In Air 1
A Man Strikes One End Of A Thin Rod With A Hammer The Speed Of Sound In The Rod Is 18 Times The Speed Of Sound In Air 1 (35.29 KiB) Viewed 39 times
A man strikes one end of a thin rod with a hammer. The speed of sound in the rod is 18 times the speed of sound in air. A woman, at the other end with her ear close to the rod, hears the sound of the blow twice with a 0.17 s interval between; one sound comes through the rod and the other comes through the air alongside the rod. If the speed of sound in air is 347 m/s, what is the length of the rod? Number i Units
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