If water is flowing through the pipe with a velocity of 3

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A pump is designed to move water and deliver to a vertical distance of 80m, what energy per kg of water must be supplied by the pump in this process? Assume g=9.8 m/s2. A spring deflected from its rest position by 3 inches, if the modulus of the spring is 150 Ibf/in, what is the work done in stretching the spring? A system of piston-cylinder contains a gas which expands by the relationship PV=C. If p1=600 psi, v1=1.8 in3, and v2=14.8 in3, calculate the final pressure and the work done. If a process follows the law 0f PV1.5=19 where P is in KPa and V is in m3. Find the work done if volume is changed from 1.8 to 2.9 m3. A round pipe, carrying water has a restriction in it where the diameter at the restriction is one half of the normal diameter. If water is flowing through the pipe with a velocity of 3 m/s, what would be the water velocity at the restriction assuming Water density= 1000 kg/m3.

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