A worker hits a metal pipe with a hammer.The ratio of the intensity of loudness as heard by people standing 100 meters away from the worker to the intensity as heard by people standing 200 meters away from the worker is A 4:1B 2:1C 1:1D 1:2E 1:4 :A 请问有类似的公式什么的吗?
SATII (关于声波)A worker hits a metal pipe with a hammer.The ratio of the intensity of loudness as heard by people standing 100 meters away from the worker to the intensity as heard by people standing 200 meters away from the worker is A 4:1B 2:1
SAT2物理A worker hits a metal pipe with a hammer.The ratio of the intensity of loudness as heard by people standing 100 meters away from the worker to the intensity as heard by people standing 200 meters away from the worker is(A)4:1(B)2:1(C)1:1(D)1:2(E)1:4希望不要只给个答...
5 Water flows out of a pipe and hits a wall.wall pipe velocity v cross-sectional、are a A water When the jet of water hits the wall, it has horizontal velocity v and cross-sectional are a A.The density of the water is p. The water does not rebound from the wall.What is the for...
Coming Around Again: 15 years after its release, “Glamorous” got a second wind when Jack Harlow interacted with a sample of the song in his very own No. 1 on the Hot 100, “First Class.”“I been a G, throw up the L/ Sex in the A-M, uh-huh/ O-R-O-U-S, yeah/And I ...
歌词 Dr. Dre. U Better Recognize. 德瑞博士. ü更好地识别. ... ex-hooker. But now I'm on some new improved shit, making hits, stacking chips, now everything's legitimate. I flipped the scrip a long time ago, on the five... ...
A dream for Pipe as Lady hits GoldPAUL WHEELER
In the 1990s, one could stroll the hallways at college campuses in the U.S., step into a dorm room, and likely find this album in any CD holder. From start to finish, it's the best of the best from CCR's stellar musical legacy. Opening with "Susie Q," then featuring a...
Department of Commerce that places a 15.7% subsidy on finished and unfinished drill pipes after it has found that Chinese drill-pipe makers sell their products in the U.S. for less than their market value, a move that could worsen the trade tension between the countries stemming from Chinese...
►Check out the full replay here: http://win.gs/VolcomPipePro2018Replay The world’s best surfers return to the Hawaiian island of Oahu and the world-famous Banzai Pipeline for another year the USA’s most high-profile and high stakes contest surfing.