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Physics, 27.01.2021 01:00 bankscorneliuso39

A longitudinal wave is observed to be moving along a slinky. Adjacent crests (compressions) are 0.8 meters apart. Exactly 1.4 crests are observed to move past a given point in 0.9 seconds. What is its frequency? (Hint: there is extra information in this problem that you don't need).

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A longitudinal wave is observed to be moving along a slinky. Adjacent crests (compressions) are 0.8...

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