题目内容:
有压恒定流水管直径d=50mm,末端阀门关闭时压力表读数为21kPa,阀门打开后读值降至5.5kPa,如不计水头损失,则该管的通过流量Q为:
A.15L/s
B.18L/s
C.10.9L/s
D.9L/s
参考答案:
答案解析:
有压恒定流水管直径d=50mm,末端阀门关闭时压力表读数为21kPa,阀门打开后读值降至5.5kPa,如不计水头损失,则该管的通过流量Q为:
A.15L/s
B.18L/s
C.10.9L/s
D.9L/s