Water flows in the orifice meter shown below. Given the following data: (Total 18 points) D=9 cm, d= 4 cm, An= 15 cm and specific gravity of mercury = 13.6. Answer the following questions: a. State all your assumptions. (4 points) b. Find the pressure drop across the orifice. (4 points) c. Calculate the volumetric flow rate of water in Liters/sec. (4 points) d. Determine if the flow in the pipe is laminar, transition or turbulent and state the reason. (6 points) Water D a h Mercury