[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f8VftC3DcyT0JZ9cW7XG1NYMAwXDyADsfvOGsV3INxiE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":28,"type":29},[],"2023-12-04 10:47:46",110837603,[8,9,10,11],"1个工程大气压强","-9.8kpa","9.8kpa","-1m水柱高",{"courseId":13,"courseImg":14,"courseName":15},"202ca69ba7074344353629a75418bb15","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F28373b87275c42e3aad8489b00d022cb.png","水力学A(一)","图中容器内液面的真空压强为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F23259008974024c2c15ce598980ed9e5.png\">",[18,30,39,48,57,66,75,84,93,102],{"answer":19,"createTime":20,"id":21,"options":22,"question":27,"source":28,"type":29},[],"2023-10-13 12:45:33",99687686,[23,24,25,26],"0.5ρgh2A","ρghA","ρghA2","0.5ρghA","图示容器内有一放水孔,孔口有面积为A的阀门ab,容器内水深为h,则阀门所受静水压力为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc4932342d7c73e16b1631957dc69dc40.png\">","v1",0,{"answer":31,"createTime":20,"id":32,"options":33,"question":38,"source":28,"type":29},[],99687690,[34,35,36,37],"铅直压力分布图","相对压强分布图","绝对压强分布图","水平压力分布图","在水力学中,我们所要求绘制的静水压强分布图通常都是( )",{"answer":40,"createTime":20,"id":41,"options":42,"question":47,"source":28,"type":29},[],99687694,[43,44,45,46],"单位位能","总机械能","单位压能","单位势能","静止、均质、连续的液体中各点的( )相等",{"answer":49,"createTime":20,"id":50,"options":51,"question":56,"source":28,"type":29},[],99687698,[52,53,54,55],"pA>pB","pA<pB","无法确定","pA=pB","图示容器一侧接一水平管道.当管道末端阀门关闭时,管中A、B两点压强pA与pB的关系为( ).\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F14d3a4b083bbee6e8d470fe0b92a36a8.png\">",{"answer":58,"createTime":20,"id":59,"options":60,"question":65,"source":28,"type":29},[],99687702,[61,62,63,64],"0.5m","不存在真空","-5m","5m","已知水中某点绝对压强为 p=49000 Pa,如当地大气压强为 98 kPa,其真空高度(以水柱高度计)为 ( )",{"answer":67,"createTime":20,"id":68,"options":69,"question":74,"source":28,"type":29},[],99687706,[70,71,72,73],"1 kN\u002Fm2","2 kN\u002Fm2","10 kN\u002Fm2","5 kN\u002Fm2","液体中某点的绝对压强为100kN\u002Fm2,相对压强以1个工程大气压为计算零点,则该点的相对压强为( )",{"answer":76,"createTime":20,"id":77,"options":78,"question":83,"source":28,"type":29},[],99687710,[79,80,81,82],"7m","0m","2.94m","3m","已知水流某处的绝对压强为29.4kPa,当地大气压强为10m水柱高,则该处真空度是( )",{"answer":85,"createTime":20,"id":86,"options":87,"question":92,"source":28,"type":29},[],99687714,[88,89,90,91],"正交","重合","平行","相交","在平衡液体中,质量力与等压面必然( )",{"answer":94,"createTime":20,"id":95,"options":96,"question":101,"source":28,"type":29},[],99687718,[97,98,99,100],"单位面积液体收到的质量力","单位重量液体收到的质量力","单位体积液体收到的质量力","单位质量液体收到的质量力","在水力学中,单位质量力是指( )",{"answer":103,"createTime":20,"id":104,"options":105,"question":110,"source":28,"type":29},[],99687720,[106,107,108,109],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1b14555b7a026d1420bcfd58a3c50a82.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa0c656e6ad90c126bb45ff9609dd8b20.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa1a65d195f8e81e74efd2ce1ecb326bb.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F22222d250b20bffd04d85c84037bcfe2.png\">","图示为置于地面的四个容器,各容器底面积和水深均相等,若不计容器自重,则底部静水总压力等于地面所受的力的情况是( )"]