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At section 1 in a 300 mm diameter pipeline the pressure is 15 kPa and elevation is 100 m above datum. Section 2 in

At section 1 in a 300 mm diameter pipeline the pressure is 15 kPa and elevation is 100 m above datum. Section 2 in the same pipe is 1.5 km from section 1 at an elevation of 80 m above datum. Calculate the pressure at section 2 if the head losses due to friction are 5 m per 1000 m. (Ans: P2 = 137.625 kPa).

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