mayasofia
30.07.2019 •
Mathematics
Consider the unsteady flow u = u_0, v = kt, w = 0, where u_0 and k are positive constants. show that the streamlines are straight lines, and sketch them at two different times. also show that any fluid particle follows a parabolic path as time proceeds.
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Ответ:
x = 14° and Angle MNQ is 30°
Step-by-step explanation:
Note that the angles 3x - 12 and 60° are complementary. For this reason 3x - 12° must have the value 30°.
Therefore, 3x = 30° + 12° = 42°, and so x = 14°
Then the angle MNQ is 30°