Question
A fire truck attaches two fire hoses to a hydrant to fight a fire. Each hose has a
diameter of 20 cm. The underground water pipe going to the hydrant has a diameter of 100 cm. In
the underground pipe, the water has a speed of 2.0 m/s.
diameter of 20 cm. The underground water pipe going to the hydrant has a diameter of 100 cm. In
the underground pipe, the water has a speed of 2.0 m/s.
Answers
Steve
the combined hoses have an area 2/25 that of the pipe.
So, the water in the hoses travels at a speed 25/2 * 2 = 25 m/s
So, the water in the hoses travels at a speed 25/2 * 2 = 25 m/s