The stagnation pressure of air in a mach 0.8 wind tunnel equals 900 kpa. a 1.0-cm diameter sphere position in the wind tunnel has a drag coefficient of 0.95. determine the drag force on the sphere in newtons.
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Ответ:
El paquete golpearía el suelo a la velocidad de acuerdo con la aceleración de la gravedad. La velocidad también dependería de la masa del paquete.