The solid copper shaft $($modulus of elasticity $=103$GPa $)$ is subject to axial load. If $L_1=1\mathrm{.}3m,L_2=1\mathrm{.}6$ and and L$3=1\mathrm{.}5$m $($P$=1\mathrm{.}5$ kN$,$ Q$=3$kN$,$ and F $=1\mathrm{.}5$ kN$)$

If the diameters of each segment are

$\backslash$table$[[$Part$,$Diamrter$],[$AB$,70$ mm$],[$BC$,48$ mm$],[$CD$,22$ mm$]]$

The deflection of point $\text{'}{B}^{\text{'}}=$ mm

The deflection of point $\text{'}$ C $\text{'}=$ mm

$3$ The deflection of point $\text{'}D\text{'}=$ mm

The deflection of point $\text{'}$C with respect to point $\text{'}$B

The deflection of point $\text{'}$ D $\text{'}$ with respect to point $\text{'}$ B $\text{'}=$ mm

The deflection of point $\text{'}$D$\text{'}$ with respect to point $\text{'}$C$\text{'}=$ mm