The aluminum bracket A is used to support the centrally applied load of 8 kip. If it has a...

The aluminum bracket A is used to support the centrally applied load of 8 kip. If it has a constant thickness of 0.5 in., determine the smallest height h in order to prevent a shear failure.The failure shear stress is τfail = 23 ksi. Use a factor of safety for shear of F.S. = 2.5.