What is the pressure change in water going from a 3.2- cm-diameter pipe to a 1.5-...

Question

Question

What is the pressure change in water going from a 3.2- cm-diameter pipe to a 1.5- cm-diameter pipe if the velocity in the smaller pipe is 7.5 m/s?

science physics

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

6A pipe has a cross-sectional diameter of 3 cm, which narrows to 1.5 cm. Water flows...

6A pipe has a cross-sectional diameter of 3 cm, which narrows to 1.5 cm. Water flows into the larger end of the pipe with a velocity of 2 m/s. a. What is the velocity (v) of water through the narrower end? b. If the "flow rate" (R) into the larger end is 10 cm3/s, prove what is the "flow rate" (out) if the pipe is further narrowed from 1.5 cm to 0.75 cm?
A) Water moves in a pipe that has a diameter of 34 cm at 1 m/s,...

A) Water moves in a pipe that has a diameter of 34 cm at 1 m/s, but then the pipe reduces to a diameter of 16 cm. Find the velocity of the water in the smaller portion of the pipe. B) Water in a hose with an area of 186 mm2 moves at 4 m/s, but then you cover part of the opening of the hose with your finger, and the water shoots out faster at 26 m/s . Find...
A horizontal pipe, 10 cm in diameter, has a smooth reduction to a pipe 5 cm...

A horizontal pipe, 10 cm in diameter, has a smooth reduction to a pipe 5 cm in diameter. If the pressure of the water in the larger pipe is 8.00*10^4 Pa and the pressure in the smaller pipe is 6.00*10^4 Pa, what is the flow speed of the water (in m/s) in the smaller pipe?

A 2.5 cm diameter PVC water pipe brings city water into a home at a speed...

A 2.5 cm diameter PVC water pipe brings city water into a home at a speed of 0.038 m/s. The city water pipe is 45 cm below ground and the water outlet outside the house is 0.80 meters above ground. The exit velocity from the hose is 0.12 m/s exiting from a 2.5 cm diameter circular nozzle. What is city water pressure?
Water with pressure of 190 kPa flows down hill through a pipe with a 3.90 cm...

Water with pressure of 190 kPa flows down hill through a pipe with a 3.90 cm diameter hose at a speed of 1.2 m/s. It then exits through a smaller pipe m of diameter 1.50 cm which is 5.00 m below the upper pipe. a. What is the speed of the water exiting at the lower pipe opening? b. What is the water pressure at the exit of the lower pipe. ?
A flow nozzle equipped with a differential pressure gage is used to measure the flow rate of water at 10°C (p 9997 kg/m3 and p 1.307 x 10-3 kg/m s) through a 3-cm-diameter horizontal pipe. The nozzle...

A flow nozzle equipped with a differential pressure gage is used to measure the flow rate of water at 10°C (p 9997 kg/m3 and p 1.307 x 10-3 kg/m s) through a 3-cm-diameter horizontal pipe. The nozzle exit diameter is 1.5 cm, and the measured pressure drop is 3.3 kPa. Determine the volume flow rate of water, the average velocity through the pipe, and the head loss 1.5 cm Differential pressure gage -3 m3(s m/s The volume flow rate of...

3. A tube is constructed of a 7.0 cm diameter pipe with a 2.0 cm diameter...

3. A tube is constructed of a 7.0 cm diameter pipe with a 2.0 cm diameter throat. The pressure of the water in the pipe is twice atmospheric pressure, while in the throat the pressure is 1.5 times atmospheric pressure. What is the velocity of the water in the pipe? (Note: Pwater = 1000 kg/m3 and 1 atm = 101,300 Pa]
Water flows at speed of 6 m/s through a horizontal pipe of diameter 3.5 cm. The...

Water flows at speed of 6 m/s through a horizontal pipe of diameter 3.5 cm. The gauge pressure P1 of the water in the pipe is 1.7 atm. A short segment of the pipe is constricted to a smaller diameter of 2.4 cm . What is the gauge pressure of the water flowing through the constricted segment? Atmospheric pressure is 1.013 × 10^5 Pa. The density of water is 1000 kg/m^3 . The viscosity of water is negligible. Answer in...
6. A venturi is constructed in an 8.0 cm diameter pipe with a 3.0 cm diameter...

6. A venturi is constructed in an 8.0 cm diameter pipe with a 3.0 cm diameter throat. Water pressure in the pipe is twice atmospheric pressure and it flows with a velocity of 0.30 m/s. What is the pressure in the throat? P-2 3.0cm d 8.0cm

A 7.5-cm-diameter horizontal pipe gradually narrows to 5.0 cm . When water flows through this pipe...

A 7.5-cm-diameter horizontal pipe gradually narrows to 5.0 cm . When water flows through this pipe at a certain rate, the gauge pressure in these two sections is 31.0 kPa and 25.0 kPa , respectively. What is the volume rate of flow? Q= ____ m^3/s Please explain step by step.