(Solved): (Use fc' = 25 MPa and fy = 420 MPa)a. (2 marks) Calculate the cracking moment b. (4 marks) Calculate ...

Question 5 (12 marks): (Use $f_c^{?}=25\mathrm{MPa}$ and $f_y=420\mathrm{MPa})$ For the shown beam cross section: a. (2 marks) Calculate the cracking moment b. (4 marks) Calculate $?,{?}_{\min },{?}_{\max },{?}_{\mathrm{b}}$, c. (2 mark) Calculate ${?}_{\mathrm{t}}$, What is the type of failure according SBC code? d. (4 Marks) Calculate the ultimate design moment capacity?