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摩擦速度と管摩擦係数
図 分岐・合流する管路の流量
選択肢
(1) | \(\left(\Large \frac{1}{k_1} + \frac{1}{k_A} + \frac{1}{k_5}\right)^{-1}\) | (2) | \(\Large \frac{k_4}{k} \normalsize Q\) | (3) | \(\Large \frac{k_4}{k_A} \normalsize Q\) |
(4) | \(\Large \frac{k}{k_4} \normalsize Q\) | (5) | \(\Large \frac{k}{k_3} \normalsize Q\) | (6) | \(\sqrt{\Large \frac{1}{k_2} \normalsize + \Large \frac{1}{k_3} \normalsize + \Large \frac{1}{k_4} }\) |
(7) | \(\Large \frac{k_2}{k} \normalsize Q\) | (8) | \(\Large \frac{k_3}{k_A} \normalsize Q\) | (9) | \(\Large \frac{k_3}{k} \normalsize Q\) |
(10) | \(\Large \frac{k_A}{k_2} \normalsize Q\) | (11) | \(\Large \frac{k_2}{k_A} \normalsize Q\) | (12) | \(\sqrt{\Large \frac{k}{k_2}} \normalsize Q\) |
(13) | \(\Large \frac{k_A}{k_3} \normalsize Q\) | (14) | \(k_1 + k_A + k_5\) | (15) | \(\Large \frac{1}{\sqrt{k_2}} \normalsize + \Large \frac{1}{\sqrt{k_3}} \normalsize + \Large \frac{1}{\sqrt{k_4}}\) |
(16) | \(\sqrt{\Large \frac{k}{k_4}} \normalsize Q\) | (17) | \(\sqrt{\Large \frac{k}{k_3}} \normalsize Q\) | (18) | \(\Large \frac{k}{k_2} \normalsize Q\) |
(19) | \(\Large \frac{k_A}{k_4} \normalsize Q\) | (20) | \(\sqrt{\Large \frac{H}{k}}\) | (21) | \(k_2 + k_3 + k_4\) |