Problem $1\mathrm{.}1$

Find the equivalent stiffness at point A $.$

Answer: $6\mathrm{.}27{10}^6\frac{N}{m}$

Massless Beam

Length $L_b=0\mathrm{.}8m$

Depth $d_b=0\mathrm{.}3m$

Thickness $t_b=0\mathrm{.}02m$

Modulus $E_b=200$GPa