A fireman standing on a 4.9 m high ladderoperates a water hose with a round nozzle ofdiameter 1.74 inch. The lower end of the hose(4.9 m below the nozzle) is connected to thepump outlet of diameter 2.37 inch. The gaugepressure of the water at thepumpisP gauge)pumpplabs- PatmPpump15.4 PSI = 106.179 kPa.Calculate the speed of the water jet emerg-ing from the nozzle. Assume that water is anincompressible liquid of density 1000 kg/m*and negligible viscosity. The acceleration ofgravity is 9.8 m/s?Answer in units of m/s.3Ill

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A fireman standing on a 4.9 m high ladder operates a water hose with a round nozzle of diameter 1.74 inch. The lower end of the hose (4.9 m below the nozzle) is connected to the pump outlet of diameter 2.37 inch. The gauge pressure of the water at the pump is P(gauge) pump P(abs) Ppump Patm 15.4 PSI = 106.179 kPa. Calculate the speed of the water jet emerg- ing from the nozzle. Assume that water is an incompressible liquid of density 1000 kg/m* and negligible viscosity. The acceleration of gravity is 9.8 m/s² . Answer in uits of m/s. 3

A fireman standing on a 4.9 m high ladder operates a water hose with a round nozzle of diameter 1.74 inch. The lower end of the hose (4.9 m below the nozzle) is connected to the pump outlet of diameter 2.37 inch. The gauge pressure of the water at the pump is P(gauge) pump P(abs) Ppump Patm 15.4 PSI = 106.179 kPa. Calculate the speed of the water jet emerg- ing from the nozzle. Assume that water is an incompressible liquid of density 1000 kg/m* and negligible viscosity. The acceleration of gravity is 9.8 m/s² . Answer in uits of m/s. 3

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter2: The Kinetic Theory Of Gases

Section: Chapter Questions

Problem 94CP: An airtight dispenser for drinking water is 25 cm × 10 cm in horizontal dimensions and 20 cm tall....

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Question

A fireman standing on a 4.9 m high ladder
operates a water hose with a round nozzle of
diameter 1.74 inch. The lower end of the hose
(4.9 m below the nozzle) is connected to the
pump outlet of diameter 2.37 inch. The gauge
pressure of the water at the
pump
is
P gauge)
pump
plabs- Patm
Ppump
15.4 PSI = 106.179 kPa.
Calculate the speed of the water jet emerg-
ing from the nozzle. Assume that water is an
incompressible liquid of density 1000 kg/m*
and negligible viscosity. The acceleration of
gravity is 9.8 m/s?
Answer in units of m/s.
3
Ill

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