{"id":170559,"date":"2023-06-05T07:04:45","date_gmt":"2023-06-05T07:04:45","guid":{"rendered":"\/knowledge\/forums\/topic\/what-are-the-acoustic-properties-of-air-water-and-sea-water\/"},"modified":"2023-07-31T12:33:19","modified_gmt":"2023-07-31T12:33:19","slug":"what-are-the-acoustic-properties-of-air-water-and-sea-water","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/what-are-the-acoustic-properties-of-air-water-and-sea-water\/","title":{"rendered":"What are the acoustic properties of air, water and sea water?"},"content":{"rendered":"<p>According to Elements of Physics by Shortley and Williams the speed of sound in air at 20 degC is 344 meters\/second; in water 1461 meters\/second and in sea water 1500 meter\/second.  The density of air at 20 degC is 1.204Kg\/meter^3, of water 1000 kg\/meter^3 and sea water is 1030 kg\/meter^3.  (SR 1284898521)<\/p>\n","protected":false},"template":"","class_list":["post-170559","topic","type-topic","status-publish","hentry","topic-tag-14-5","topic-tag-acoustics","topic-tag-mechanical-apdl","topic-tag-structural-mechanics"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_wp_page_template":["default"],"_bbp_last_active_time":["2\/6\/2023 20:20"],"_bbp_forum_id":["27789"],"_bbp_author_ip":["209.182.204.162"],"_btv_view_count":["382"],"siebel_km_number":["2030705"],"product_version":["14.5"],"km_published_date":["2013-07-20T22:43:00.000Z"],"family":["Structural Mechanics"],"application_name":["Mechanical APDL"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/170559","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/170559\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=170559"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}