Question: The compound beam shown in has a square cross section of side length a and is subjected to the load shown. Part A Determine the

The compound beam shown in has a square cross section of side length a and is subjected to the load shown.
Part A
Determine the minimum value of a if the allowable bending stress is allow=215MPa.
Express your answer to three significant figures and include the appropriate units.
a=
The compound beam shown in has a square cross section of

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