LY 2021 CONFIDENTIAL JULY 2021 CONFIDENTIAL Jestion 3 Question 4 A closed tank contains compressed air and oil. The specific gravity (SG) the oil is 0.90 as shown in Figure Q3. A mercury filled U-tube manometer whose specific gravity (SG) of 13,6 is connected to the tank Given that h1, h2 and h3 are equal to 37 in, 7 in and 9 in respectively. Calculate the pressure inside the tank in PSI (a) Water at 10°C flows through the branching pipe as shown in figure Q4. By Neglecting pressure drop inside the pipe. (0) Calculate the velocity at point 1. (i) Calculate the velocity at point 2 Pressure Air A= 0.035 m -1 m²s A- 0.1 m (3) Open V- 14 m/s Ag = 0.03 m (1) (2) Figure Q4: Piping system (1) (2) Figure Q3. U-Tube manometer
LY 2021 CONFIDENTIAL JULY 2021 CONFIDENTIAL Jestion 3 Question 4 A closed tank contains compressed air and oil. The specific gravity (SG) the oil is 0.90 as shown in Figure Q3. A mercury filled U-tube manometer whose specific gravity (SG) of 13,6 is connected to the tank Given that h1, h2 and h3 are equal to 37 in, 7 in and 9 in respectively. Calculate the pressure inside the tank in PSI (a) Water at 10°C flows through the branching pipe as shown in figure Q4. By Neglecting pressure drop inside the pipe. (0) Calculate the velocity at point 1. (i) Calculate the velocity at point 2 Pressure Air A= 0.035 m -1 m²s A- 0.1 m (3) Open V- 14 m/s Ag = 0.03 m (1) (2) Figure Q4: Piping system (1) (2) Figure Q3. U-Tube manometer
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