5 (a) List key parameters and considerations that affect spacecraft re-entry through an atmosphere. Discuss briefly...

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5 (a) List key parameters and considerations that affect spacecraft re-entry through an atmosphere. Discuss briefly how key flight-path parameters are likely to vary with altitude. [5] (b) Derive equations for a basic 2-D ballistic re-entry model. [10] 5 (a) List key parameters and considerations that affect spacecraft re-entry through an atmosphere. Discuss briefly how key flight-path parameters are likely to vary with altitude. [5] (b) Derive equations for a basic 2-D ballistic re-entry model. [10]