5 (a) Water at 10°C (p = 999.7 kg/m³ and μ =1.307 x 10-3 Pa-s ) is flowing steadily in a 0.20-cm- diameter, 15-m-long pipe at an average velocity of 1.2 m/s. Determine (i) the pressure drop, (ii) the head loss, and (iii) the pumping power requirement to overcome this pressure drop.

The three water-filled tanks shown in the figure below are connected by pipes as indicated. If minor losses are neglected, determine the flow rate in each pipe (+ is out and-is into the reservoir) Assume ha - 20 m, he-50m.hc-0m., = 400 m, ₂= 250 m, and 3 = 500 m. QA- QB Qc- Elevation - h D-0.08 m 7,-0.020 Elevation- V B D-0.10m -0.015 D-0.08 m -0.020 Elevation - he C

A reservoir discharges a liquid to the atmosphere through a horizontal of pipes. Thepipeline consists pipe A (D= 10 cm & L = 25 m) and pipe B (D= 12 cm & L = 35 m) areconnected in series. The water level in the tank is 10 m from centreline pipe entranceand f = 0.02 for both pipe. Calculate the discharge by considering all losses.

Calculate the discharge from a tubewell of 20-cm diameter penetrating fully into a confined aquifer of 20-m thick and having a permeability of 40 m/day. The drawdown in the well is 3 m and zero drawdown at 300 m from the well. Q = 2.72 T (H-h) log 10 R/r Select one: O a. 1315.9 O b. 1303.7 O C. O d. 1257.3 1200.4

Q2: A is 4500 m length-gas flow line, and B is 2000 m length-liquid flow line (0.1 m diameter) both are connected with left side of 2500 m in length C-pipeline (0.15 m). If the pressure at A-pipeline inlet = 2400 kPa, pressure at C-pipeline out let = 2000 kPa, liquid flow rate = 0.009 m³/s, Gas Oil Ratio = 40 m³/m², PL 680 kg/m³, p=0.922 kg/m³, gas flowing temperature-300 K, base temperature-288 K, base pressure 101.3 kPa, Z-0.9, gas gravity 9.4x10-3 Pa.s, calculate the 0.6, gas viscosity-0.015x10³ Pa.s, and liquid viscosity diameter of gas pipeline and inlet pressure of liquid pipeline? Assume all pipes are flat and horizontal. =

A reservoir is fitted with a pump discharging into the open air at point B. The pressure at section A is considered to be under a vacuum of 10 inHg ad the discharge rate is given at 3 ft/sec. Determine the total head for this system with the datum elevation at the base of the reservoir. 10-in-diameter 8-in-diameter suction pipe discharge pipe 40 ft Pump 15 ft 25 ft O 81.15 ft O 92.45 ft O 71.33 ft O 120.71 ft

A pump draws water from reservoir A and lifts it to reservoir B as shown. The loss of head from A to 1 is 3 times the velocity head in the 150mm pipe and the loss of head from 2 to B is 20 times the velocity head in the 100mm pipe. When the discharge is 20 liters/sec. Compute the pressure head at point 1 and 2. B EL240m ELO 150 mm EL-20m • ura 001

A cylindrical tank (Figure 2) of diameter 50cm connected to a horizontal pipe (diameter is 8 cm) flow resulting in tank filling. The pipe inlet velocity is 5m/s while the outlet velocity is 3.5 m/s. Determine; a)The rate of change of height of water inside the tank b)The time required to fill the tank if the tank was initially empty. Note: Flow is incompresible. (Answer 3.84cm/s & 65.1s) Figure 2 Alli 50cm D=8cm 2.5m

The tank has a square base and is filled with water to the depth of y = 0.4 m. If the 20-mm-diameter drain pipe is opened, determine the initial volumetric flow of the water and the volumetric flow when y = 0.2 m. 2 m B

Situation 7: From reservoir A whose water surface elevation is 225 m. Water is pumped through a 350 mm pipe across a valley at a second reservoir B at a elevation of 240 m. During pump, the pressure is 570 kPa at a point C and at elevation of 195 m. Assume that the headloss in the pipe from reservoir A to point C is 30 times its velocity head and from point C to reservoir B is 50 times its velocity head 23. Compute the discharge in the pipeline in L/s 24. Compute the head added by the pump 25. Compute the horsepower exerted by the pump IVA E1225 m El 240 m El 195 m