【单选题】
有一条水带干线,长度为7条胶里水带,其中5条为Ф90mm水带,2条为Ф65mm水带(每条Ф90mm、Ф65mm胶里水带阻抗系数分别为0.008、0.035),当流量为10L/s时,水带串联系统的压力损失为多少104Pa。 ___( 难 )
A. 0.43
B. 4.3
C. 1.1
D. 11
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答案
D
解析
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