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reference area in case of symmetry condition

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Old   December 23, 2008, 06:02
Default reference area in case of symmetry condition
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Hi what reference area should i use in calculating cn ca cm in case of rockets will its crosssectional area work and should i use half of its value when im using half body and using symmetry boundry condition

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Old   December 24, 2008, 04:14
Default Re: reference area in case of symmetry condition
Praveen. C
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It does not matter if you use half the value or full value. The result is changed by a constant factor. See how experimental results are presented and use the same scaling so that you can compare them. I dont know if cross-sectional area is the relevant quantity for your problem.
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