Aeroplane and Commercial Aviation News, 76. kötet1949 |
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15. oldal
... speeds above and below the speed of sound . Below sonic speed , increasing the speed of flow stretched the air out in the same way that water flowing from tap thins out as the speed of its fall increases . Above the speed of sound , the ...
... speeds above and below the speed of sound . Below sonic speed , increasing the speed of flow stretched the air out in the same way that water flowing from tap thins out as the speed of its fall increases . Above the speed of sound , the ...
7. oldal
... speed against pay- load and the differences of speed from the corresponding landplane , it can be seen that the point of equal speed has been reduced from about 500,000 lb. to roughly 350,000 lb. and 250,000 lb. respectively . It would ...
... speed against pay- load and the differences of speed from the corresponding landplane , it can be seen that the point of equal speed has been reduced from about 500,000 lb. to roughly 350,000 lb. and 250,000 lb. respectively . It would ...
4. oldal
... speed corresponding to a tip - speed ratio lying between 0.05 and 0.1 has been acquired , longitudinal control will be obtained by tilting the rear rotor . For discussion purposes this has the advantage that the resemblance to the ...
... speed corresponding to a tip - speed ratio lying between 0.05 and 0.1 has been acquired , longitudinal control will be obtained by tilting the rear rotor . For discussion purposes this has the advantage that the resemblance to the ...
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