Q3) A leaf filter has an area of 2 m² and operates at a constant pressure drop of 250 kPa. The following results were obtained during a test with an incompressible cake: Volume of filtrate collected (liters) 280 430 540 680 800 Time (min) 10 20 30 45 60 Calculate: The time required to collect 1200 liters of filtrate at a constant pressure drop of 400 kPa with the same feed slurry