天气预报15天查询> 财经> 压强公式的推导过程

压强公式的推导过程

更新时间: 2021-05-02 14:00:46     

液体压强及压强公式推导:P=F/V。一般说液体压强是液体对容器壁产生的压强,故只与密度和高度有关(即同一液体在同一高度对器壁产生的压力相同)与容器形状无关,水的压强:P=F/V=G/V=mg/v=pgh/V。水的压力为F=P.S。

关键词: 压强 公式 推导 过程

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-3178773/ | 耗时:0.0238 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=3178773 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3178773 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3178773 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1142217,1077045,1212900,798528,1562396,1120889,362799,570344,923039,389713,1167460,1811910,1758661,537213,1195302,1179319,749768,790690,1187713,413228,1158884,1082588,1106790,809741,498242,1528650,965315,1093600,386798,640855) ORDER BY field (ArticleID,1142217,1077045,1212900,798528,1562396,1120889,362799,570344,923039,389713,1167460,1811910,1758661,537213,1195302,1179319,749768,790690,1187713,413228,1158884,1082588,1106790,809741,498242,1528650,965315,1093600,386798,640855)