Question: Derive an expression for the geometric shape factor F1??2 for a rectangular surface A1, 1 by 20 m placed parallel to and centered 5 m

Derive an expression for the geometric shape factor F1??2 for a rectangular surface A1, 1 by 20 m placed parallel to and centered 5 m above a 20-m-square surface A2.GIVENRectangular surface A1 and square surface A2A1 is parallel to and centered 5 m above A2Dimensions of A1 = 1 m x 20 mA2 is 20 msquare

A1 A2 20 m- 20 m Y2

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