Find the water speed in each hose

Assignment Help Physics
Reference no: EM13515854

Three fire hoses are connected to a fire hydrant. Each hose has a radius of 0.014 m. Water enters the hydrant through an underground pipe of radius 0.096 m. In this pipe the water has a speed of 3.0 m/s.

(a) How many kilograms of water are poured onto a fire in one hour by all three hoses?

(b) Find the water speed in each hose.

Reference no: EM13515854

Questions Cloud

Find the average kinetic energy of each type of molecule : A cylinder contains a mixture of helium and argon gas in equilibrium at a temperature of 208 C. What is the average kinetic energy of each type of molecule
What is the marbles range : A spring-loaded gun, fired vertically, shoots a marble 9.2 straight up in the air. What is the marble's range if it is fired horizontally from 2.3 above the ground
Find the speed at which the ball left the quarterbacks hand : The longest recorded pass in an NFL game traveled 83 yards in the air from the quarterback to the receiver. find the speed at which the ball left the quarterback's hand
Calculate the magnitude of the magnetic force on electron : An electron moves with a speed of 8.0 × 10^6 m/s along the +-axis. It enters a region where there is a magnetic field of 2.5 T, Calculate the magnitude of the magnetic force on the electron
Find the water speed in each hose : Three fire hoses are connected to a fire hydrant. Each hose has a radius of 0.014 m. Water enters the hydrant through an underground pipe of radius 0.096 m. Find the water speed in each hose
Find the mass of the gold in the rock : A gold prospector finds a solid rock that is composed solely of quartz and gold. The mass and volume of the rock are, respectively, 13.1 kg and 2.08 × 10-3 m3, Find the mass of the gold in the rock
How fast is the ball moving just before it hits the floor : Testing Tennis Balls Tennis balls are tested by being dropped from a height of 2.5m onto a concrete floor. The 57g ball hits the ground, compresses, How fast is the ball moving just before it hits the floor
Find the magnitude of angular momentum of two disk system : Two wheels are free to spin about the same axle. The moment of inertia of wheel 1 is 2.16 kg m2, and the moment of inertia of wheel 2 is 1.02 kg m2. What is the magnitude of the angular momentum of the two disk system in this initial position
Define an electron in the hydrogen atom makes a transition : An electron in the hydrogen atom makes a transition from an energy state of principle quantum number n to the n=1 state. If the photon emitted has a wavelength of 95nm, what is the value of n?

Reviews

Write a Review

Physics Questions & Answers

  How much later does it reach the bottom of the cliff

The diameter of the He atom is approximately 0.10nm. Compute the density of the He atom in (assuming that it is a sphere).

  Where are the object and image located

A converging lens with a focal length of 6.20cmforms an image of a 3.00mm -tall real object that is to the left of the lens. Where are the object and image located

  The uss enterprise accelerates from rest at 100000 ms2 for

the uss enterprise accelerates from rest at 100000 ms2 for a time of four seconds. how far did the ship travel in that

  Calculate the maximum coefficient of performance

It is desired to build a heat pump that has an output temperature of 31 °C. Calculate the maximum coefficient of performance for the pump when the input source is ground water at 8.1 °C

  What is the atomic number of this atom

An electron drops from the {\rm L} shell to the {\rm K} shell and gives off an X-ray with a wavelength of 0.0205 {\rm nm}. What is the atomic number of this atom

  What is the contact area between each tire and the ground

The four tires on the author's car are inflated to an absolute pressure of 2.8 multiply.gif 105 Pa.what is the contact area between each tire and the ground

  How far will the man have moved

A 55 kg woman and an 80 kg man stand 14.0 m apart on frictionless ice. How far will the man have moved when he collides with the woman

  What will be the frequency of vibrations

The springs of a 1500 kg car compress 5.0 mm when its 68 kg driver gets into the driver's seat. what will be the frequency of vibrations

  Wht is the mass of the car moving to the left

Two toy cars resting on a frictionless table top are separated by a spring compressed by tying it with a thread. wht is the mass of the car moving to the left

  Estimate the childs speed at the lowest point

A 35.0-kg child swings in a swing supported by two chains, each 2.92 m long. The tension in each chain at the lowest point is 430 N. Find the child's speed at the lowest point

  What is the increase in the entropy of the universe

On a cold day, 16000 J of heat leaks out of a house. The inside temperature is 20.0° C, and the outside temperature is -18° C. What is the increase in the entropy of the universe that this heat loss produces?

  Determine the constant angular acceleration of the wheel

A rotating wheel requires2.90s to rotate through 37.0 revolutions. What is the constant angular acceleration of the wheel

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd