Determine the normal stress developed at corner A of the column. Take $P_1 = 320 \, kN$ and $P_2 = 480 \, kN$.
Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive in the case of tension.
Determine the normal stress developed at corner B of the column. Take that $P_1 = 320 \, kN$ and $P_2 = 480 \, kN$.
Express your answer to three significant figures and include the appropriate units. Enter negative value in the case of compression and positive in the case of tension.