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圧縮性とマッハ数
選択肢
(1) | \(\displaystyle \frac{p}{\rho ^ \kappa}\) | (2) | \((慣性力)/(粘性力)\) | (3) | \(\displaystyle \frac{1}{2} \left(\frac{q}{a} \right)^2\) |
(4) | \((慣性力)/(弾性力)\) | (5) | \((粘性力)/(慣性力)\) | (6) | \(\sqrt{\kappa R T}\) |
(7) | \(\sqrt{R T}\) | (8) | \(\displaystyle \rho \frac{d p }{d \rho} \) | (9) | \(\displaystyle \frac{1}{\rho} \frac{d \rho }{d p} \) |
(10) | \(\displaystyle \frac{p}{\rho}\) | (11) | \(\displaystyle \frac{q}{a}\) | (12) | \((弾性力)/(慣性力)\) |
(13) | \(R T\) | (14) | \(\displaystyle \sqrt{\frac{1}{\rho \beta }}\) | (15) | \(\displaystyle \sqrt{\frac{\beta}{\rho }}\) |