What is the average drag acceleration

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Question 1 -a) Contact lenses being manufactured in space are returned in a re-entry capsule to earth for distribution and sale. If the re-entry velocity is 7.4 km/s and the re-entry flight path angle is 10o, determine the maximum deceleration it will experience and at what altitude? The capsule's BC is 1000 kg/m2.

b) For the same capsule in Problem 1a, determine the altitude of maximum heating rate and the velocity at which this occurs.

Question 2 -During re-entry, a meteor reaches a temperature of 1700oK. If its emissivity is 0.25, how much power is emitted per square meter?

Question 3 - A vehicle attempting to aerobrake into orbit around Mars needs to achieve an equivalent ?Vretro of 2 km/s. If the entire aerobraking maneuver lasts for 10 minutes, what is the average drag acceleration ( in g's) we must attain?

Reference no: EM13691239

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