Question

. The nozzle of a garden hose is shown to the right. The hose has a v1 v2 diameter of 2.5 cm, and the opening on the right has a diameter of
0.75 cm. The water emerges from the opening to the air, so it is at
atmospheric pressure. If the speed of the water at the opening v2 is

15 m/s,

1. A) What volume of water emerges from the hose every minute? (Express your answer in gallons, where

   1 m3 = 264 gal.)

2. B) What is the speed of water in the hose?

3. C) If atmospheric pressure is 1.0 × 105 Pa, what is the pressure of the water in the hose?

Answer 1

A)

B)

C)