$2.$ Two horizontal $5$N forces are applied to pin B of the assembly shown. Each of the three pins at A$,$ B$,$ and C has the same diameter $0\mathrm{.}50$ mm

A$.$ Solve this problem analytically.

B$.(1)$ the maximum value of the average normal stress in member $\backslash ($ A B $\backslash ),$

$(2)$ the average normal stress in member BC $,$

$(3)$ the average shearing stress in pin A $,$

$(4)$ the average shearing stress in pin C$,$

$(5)$ the average bearing stress at A in member AB $,$

$(6)$ the average bearing stress at $\backslash ($ C $\backslash )$ in member $\backslash ($ B C $\backslash ),$

$(7)$ the average bearing stress at B in member BC $.$