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1. |
If δ1 and δ2 are the laminar boundary layer thicknesses at a point M distant x from the leading edge when the Reynolds number of the flow are 100 and 484, respectively, then the ratio δ1/δ2 will be |
A. | 2.2 |
B. | 4.84 |
C. | 23.43 |
D. | 45.45 |
Answer» B. 4.84 | |