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1- Water flows in a 10 m long and 4 cm diameter pipe contains 4 elbows...

1-

Water flows in a 10 m long and 4 cm diameter pipe contains 4 elbows ( KL= 0.2 ) at velocity 8 m/s. Calculate the total head losses when the friction factor f=0.03

35.56 m

22.07 m

27.07 m

15.46 m

2- water flows in a 10 m long and 5 cm diameter horizontal pipe at rate 15 l/s

Calculate the pressure drop

Take the density of water 1000 kg/m3 and the dynamic viscosity 0.001 kg/m.s

74.13 kPa

96.41 kPa

102.53 kPa

85.45 kPa
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