Ex.4) Design a T-beam for the floor system shown below. The span is simple and is 4.0 m, the service
applied moments are Mo = 270kN. m and My = 575kN. m. fo = 21MPa and f, = 420MPa.
75 mm V
600 mm
1800 mm
375
1800 mm
375
1800 mm
375 1800 mm
>
k
키
|800 mm

Abarometer contains mercury with a density of 13600 kg/m3. atmospheric conditions are 95.8 kpa and 20 °c at 20 °c, the vapor pressure of the mercury is 0.000173 kpa. the column of mercury will rise to a height of most nearly. select one: a)- 0.38 m b)- 0.82 m c)- 0.48 m d)- 0.72 m