Nada
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cnxnxnxjxjjjdjdjdffhfhfhfhvnnvnvnvnfnvEn los tsunamis en el mar lavelocidad de la ola depende de la longitud de onda y la profundidad del agua. En la tabla de la derecha, se muestran datos característicos. Al entrar en aguas menos profundas, la longitud de onda y lavelocidad de la ola disminuye, causando que sus amplitudes aumenten en gran medida. Las velocidades en la tabla adjunta, da las relaciones de velocidad de onda para ondas ideales, dada una longitud deonda de 282 km a 7000 pies de profundidad. La longitud de onda a esa profundidad, está determinada presuntamente, por la naturaleza y el tamaño de la perturbación que produce el tsunami.Profundidad
(metros)
Velocidad
(km/h)
Longitud de onda
(km)
7000
943
282
4000
713
213
2000
504
151
200
159
48
50
79
23
10
36
10.6
El folleto"Great Waves" de NOAA referido abajo, establece que "las olas de tsunami se distinguen de las olas del mar ordinarias por su gran longitud entre crestas de ola, excediendo a menudo 100 km (60...
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