Find the ambulances speed from these observations

Assignment Help Physics
Reference no: EM13544064

Standing at a crosswalk, you hear a frequency of 590 Hz from the siren of an approaching ambulance. After the ambulance passes, the observed frequency of the siren is 499 Hz. Determine the ambulance's speed from these observations. (Take the speed of sound to be 343 m/s.)

Reference no: EM13544064

Questions Cloud

Explain the hardiness is due to calcium ion : "Washing soda" (sodium carbonate) may be used to "soften" water by removal of certain ions that would otherwise react with common soaps. When the "hardiness" is due to calcium ion, the "softening" process may be represented as
Formulate an integrated marketing communications strategy : Develop a policy that you would use to ensure you remain ethical in your advertising activities - Formulate an integrated marketing communications strategy to support a firm's marketing objectives that incorporates an effective media plan.
Explain how much cl2 is required to produce 12.0g ccl4 : How much Cl2, in grams, is required to produce 12.0g CCl4 according to the following reaction? CH4 + 4Cl2 ---> CCl4 + 4HCl
What frequence is detected by a stationary train : If the detector moves toward the source, vd is positive; if the source moves toward the detector, vs is positive. What frequence is detected by a stationary train
Find the ambulances speed from these observations : Standing at a crosswalk, you hear a frequency of 590 Hz from the siren of an approaching ambulance. Determine the ambulance's speed from these observations
Explain ranking gases based on rate of effusion at stp : Which of the following would be a correct ranking of the following gases based on rate of effusion at STP. N2, O2, NO, NO2, N2O, N2O3
Find how long does it take the moon to complete one orbit : Jupiter has a radius of 71,492km and a mass of 1.9x10^27 kg. Jupiter's moon has a mass of 9x10^22kg, How long does it take the moon to complete one orbit
Evaluate the minimum frequency of the frequency range : A series RLC circuit with R= 45Ohm , L = 270 mH , and C = 4.0 mircoF is connected across a sine-wave generator whose peak output voltage is independent of frequency. Find the minimum frequency of the frequency range over which the peak current will..
Calculate the instantaneous angular acceleration : A fan blade rotates with angular velocity given by Wz(t)=r-B t^2 For the next two parts assume that the constants and are defined as follows: r= 5.25 rad/s B= 0.835 rad/s^3 -------------------------- A)Calculate the instantaneous angular acceleration..

Reviews

Write a Review

Physics Questions & Answers

  At a steady laminar flow through a tube of radius of 1cm

at a steady laminar flow through a tube of radius of 1cm the volume flow rate is 30 liters of water during 1 minute.

  Find the static frictional force

A Mercedes-Benz 300SL (m = 1750 kg) is parked on a road that rises 10° above the horizontal, What is the static frictional force that the ground exerts on the tires

  Magnitude and direction of the car''s acceleration

In the 1950s, an experimental train that had a mass of 2.30 x 10^4 kg was powered across a level track by a jet engine that produced the thrust of 5.30 x 10^5 N for a distance of 504 m. unless otherwise directed, suppose that air resistance is neglig..

  Determine the image height by making measurements

A 1.0-cm-tall object is 7.5 cm in front of a diverging lens that has a 10 cm focal length. Determine the image height by making measurements on your diagram

  Obtain the kinetic energy of the electron

an electron in an x-ray machine is accelerated through a potential difference of 1.00 X 10^4 V, What is the kinetic energy of the electron

  What is the rotational kinetic energy of the earth

What is the rotational kinetic energy of the Earth? Use the moment of inertia you calculated in Part A rather than the actual moment of inertia given in Part B.

  What is the speed of a point on that rim

A child places a picnic basket on the outer rim of a merry-go-round that has a radius of 4.2 m and revolves once every 33 s. What is the speed of a point on that rim

  Calculate what work does the racquet do on the ball

A tennis player receives a shot with the ball (0.060 0 kg) traveling horizontally at 53.5 m/s and returns the shot with the ball traveling horizontally at 39.0 m/s in the opposite direction. What work does the racquet do on the ball

  Determine the mass of the ice cube

A cube of ice is taken from the freezer at -8.7 C and placed in a 111 g aluminum calorimeter filled with 315 g of water at room temperature of 20.0 C, What was the mass of the ice cube

  Compute the resistance of the nichrome wire

Two wires are identical, except that one is gold (resistivity = 2.44×10-8 ?·m) and the other is NiChrome (resistivity = 1.10×10-6 ?·m). What is the resistance of the NiChrome wire

  How high is the upper end of the inclined plane

A disk released from the top of an inclined plane has a speed of 5.52 m/s at the bottom. How high is the upper end of the inclined plane

  Determine her final speed at the top

A 60-kg skier with an initial speed of 16 m/s coasts up a 2.50-m high rise, Find her final speed at the top in m/s, given that the coefficient of friction between her skis and the snow is 0.08

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