A submersible pump is put under the water at the bottom of a well and is used to push water up through a pipe. What minimum output gauge pressure must the pump generate to make the water reach the nozzle at ground level, 71 m above the pump?

Question

Physics

Gretchen

25 April, 17:00

A submersible pump is put under the water at the bottom of a well and is used to push water up through a pipe. What minimum output gauge pressure must the pump generate to make the water reach the nozzle at ground level, 71 m above the pump?

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Answers (1)

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Kenny Morris · Answer 1

695800 N/m^2 or Pa

Explanation:

Height of the water from the ground H = 71 m

Acceleration due to gravity g = 9.8 m/s^2

density of water ρ = 1000 kg/m^3

The minimum output gauge pressure to make water reach height H

P = ρgH

= 1000*9.8*71 = 695800 N/m^2 or Pa