发布网友 发布时间:2024-04-05 14:07
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热心网友 时间:2024-04-05 17:46
(1)p=F/S=G/S=mg/s=22×103×10/3×8 =9.2×103pa
(2)p=ρgh= 1.03×103kg/m3 ×10 N/kg ×5000m=5.15×107 pa
(3)F = pS =5.15×107 pa × 1 m 2 =5.15×107 N
热心网友 时间:2024-04-05 17:42