[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f7X6VEPuZBn_Q7GicJljC40TzxEUYyfmi9YRj0vLqbrs":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-07-08 20:28:00",212444823,[8,9,10,11],"以上都不正确","Q1=238L\u002Fs,Q2=78L\u002Fs,Q3=160L\u002Fs<br><br><br>","Q1=228L\u002Fs,Q2=114L\u002Fs,Q3=114L\u002Fs","Q1=230L\u002Fs,Q2=75L\u002Fs,Q3=154L\u002Fs",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},10,"ad24e42376174bb3af22aae222d5d3a9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F48eba3395437dd881b1b9275a0ad1028.png","水力学","work_42891850","第五章作业4","两水池水面高差H=25m,用直径d1=d2=300mm、长l1=400m,l2=l3=300m、直径d3=400mm、沿程阻力系数为0.03的管段连接,如图所示,不计局部水头损失,各管段的流量应为多少? \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F15aa06f8ba88b849cba53fe6d44829b7.png\">",[21,33,42,51,60,69,78,81,90,99],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-07-08 20:27:59",212444792,[26,27,28,29],"各分管流量相等","总流量等于各分管的流量和,且各分管水头损失相等","流量等于各分管的流量和,但各分管水头损失不等","各分管测压管水头差不等于各分管的总能头差","并联长管的流动特征是","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],212444797,[37,38,39,40],"1.41","2.0","0.71","0.50","图示长管并联管段1、2,两管段直径相等(d1=d2),沿程阻力系数相等,长度l1=2l2,.两管段的流量比Q1\u002FQ2为: \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6ea5a61878c8e79f752c0f56855da1aa.png\">",{"answer":43,"createTime":5,"id":44,"options":45,"question":50,"source":31,"type":32},[],212444802,[46,47,48,49],"2.00","5.66","8.00","2.83","图示长管并联管段1、2,两管长度l相等,两管段d1=2d2,沿程阻力系数相等.两管段的流量比Q1\u002FQ2为: \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc735b1e4f42d883d42c73da309271652.png\">",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":31,"type":32},[],212444807,[55,56,57,58],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F962e5877d10ab873d548c330d103bd6f.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9f51a63bfc91880ee4df29ea5cbeaf70.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffbb6a3261b1b90cf28c57022c2758d91.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4a8ba2a5044fa49aeb6831ac1a7788fc.png\">","并联管道A、B,两管材料、直径相同,长度 λB=2λA,两管的水头损失关系为( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb005fe509bdbef9d2d831267735f54f5.png\">",{"answer":61,"createTime":5,"id":62,"options":63,"question":68,"source":31,"type":32},[],212444813,[64,65,66,67],"120L\u002Fs","60L\u002Fs","185.6L\u002Fs","169.7L\u002Fs","两水库用二根平行管道连接,管径分别为d、2d.长度相等,沿程阻力系数相同,如管径为d的管道流量Q=30L\u002Fs,则管径为2d的流量是",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":31,"type":32},[],212444819,[73,74,75,76],"Q1=0.050 m³\u002Fs;Q2=0.020 m³\u002Fs","Q1=0.047 m³\u002Fs;Q2=0.033 m³\u002Fs","Q1=0.050 m³\u002Fs;Q2=0.040 m³\u002Fs","Q1=0.057 m³\u002Fs;Q2=0.023 m³\u002Fs","有一管材,管径相同的并联管路(如图),已知通过的总流量为0.08m³\u002Fs,管径d1=d2=200mm,管长L1=400m,L2=800m,沿程损失系数l1=l2=0.035,求管中流量Q1和Q2?\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0add90844c1ec3674167d2ce5dbb64da.png\">",{"answer":79,"createTime":5,"id":6,"options":80,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":31,"type":32},[],212444827,[85,86,87,88],"水力坡度相等","水头损失相等","总能量损失相等","通过流量相等","长管并联管道各并联管段的( )",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":31,"type":32},[],212444831,[94,95,96,97],"Q1=12L\u002Fs;Q2=27L\u002Fs","Q1=15L\u002Fs;Q2=24L\u002Fs","Q1=24L\u002Fs;Q2=15L\u002Fs","Q1=27L\u002Fs;Q2=12L\u002Fs","主干管在A、B间有两条支管组成的一个并联管路,两支管的长度和直径分别为l1=1800m,d1=150mm;l2=3000m,d2=200mm,两支管的沿程阻力系数均为0.01,若干管流量为Q=39L\u002Fs,则两支管流量分别为",{"answer":100,"createTime":5,"id":101,"options":102,"question":107,"source":31,"type":32},[],212444834,[103,104,105,106],"Q1>Q2","Q1<Q2","Q1=Q2","不定","图示两根完全相同的长管道.只是安装高度不同,两管的流量关为( )\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc061b2c2481bf242ca4307b1ba03f6d5.png\">"]