Q1) The following data belong to lab tests undertaken on a calcium carbonate slurry.The filter area equals 0.045 m² and the solid concentration in the slurry is 24 kg/m³. (u=0.8937 mN.s/m²) 1.5 2 2.5 3 108.3 152 202.7 V (L) 0.5 1 t(sec) 17.3 42.3 72 Evaluate 1.the mean specific cake resistance and the filter medium resistance at a fixed pressure of 50 kPa. 2. the time necessary for the filtration of 70 m³ in a plate and frame filter press with 30 frames of dimensions 1x1x0.035 m. The pump charactreistics is shown below 0 10 20 30 40 50 Capacity, m³ h-1