Find the frequency of the siren heard by the car driver

Assignment Help Physics
Reference no: EM13322505

A police car with a siren of frequency 8 kHz is moving with uniform velocity 36 km/hr towards a tall building which reflects the sound waves. The speed of sound in air is 320 m/s. The frequency of the siren heard by the car driver is:

Reference no: EM13322505

Questions Cloud

Depict the structure of all carbocations : Draw the structure(s) of all carbocations that could potentially form from the alkene and label each carbocation as primary, secondary or tertiary. 2-methylpropene
Calculate the difference in pressure at point a and point b : Some distance downstream, the velocity profile can be (very) roughly approximated by a region inside the wake with u = U/2 and an exterior region with u = 3U/2.
Find the maximum possible value of angular velocity of ball : A ball of mass (m) 0.5 kg is attached to the end of a string having length (L) 0.5 m. The maximum possible value of angular velocity of ball is
Explain what is the buffer strength : What is the buffer strength (ie the total of Ha and A). The concentration of weak base in the buffer on 0.126 M The concentration of weak acid in the buffer is 0.04906
Find the frequency of the siren heard by the car driver : A police car with a siren of frequency 8 kHz is moving with uniform velocity 36 km/hr towards a tall building which reflects the sound waves. The frequency of the siren heard by the car driver is
Are there any errors in the following program : Are there any errors in the following program? If so, please point them out and correct them. Explain why those errors are wrong.
Various roles and responsibilities within an organization : Managers have various roles and responsibilities within an organization. The key purpose of this project is to demonstrate your understanding of the managerial role within organizations.
Execute strategic global business plan : Why are operational processes so important when trying to execute your strategic global business plan?
Explain what is the pressure of dry h2 in mmhg : What is the pressure of dry H2 in mmHg. In atm. d. Assuiming ideal gas behavior, how many moles of H2 has were collected.

Reviews

Write a Review

Physics Questions & Answers

  Determine the time it takes for the particle

Determine the time it takes for the particle.  A particle is traveling in a straight line at a constant speed of 28m/s. Suddenly, a constant force of 15.6N acts on it, bringing it to a stop in a distance of 66.8m.

  What is the mass of the sculpture

A heavy piece of hanging sculpture is suspended by a 90 cm-long, 5.0 g steel wire, What is the mass of the sculpture

  What will be the number of beats heard per second

Andy, age 16, lacks self-discipline, fails to plan ahead, and is rapidly frustrated by challenging tasks. He is nervous and overly critical of others. Make use of the psychoanalytic, humanistic and social-cognitive perspectives to give three contr..

  What is the increase in its kinetic energy

A proton (m=1.67x10-27 kg) is being accelerated along a straight line at 3.6*10^5 m/sec2 in a machine. If the proton has an initial speed of 2.4x10^7 m/sec.

  Find the intensity of light transmitted by pair of sheets

A horizontal beam of vertically polarized light of intensity 43 W/m2 is sent through two polarizing sheets. What is the intensity of the light transmitted by the pair of sheets

  Calculating the temperature of earth''s atmosphere

Two parallel rods are each 0.50 m in length. They are attached at their centers to either end of the spring (spring constant = 150 N/m) that is initially neither stretched nor compressed.

  Find the direction of the electric field

In a certain region of space, the electric potential is given by V= 6y. The potential V is given in volts, the coodinate y is given in meters. Find the direction of the electric field

  Find the power consumption of the accelerator

In a certain particle accelerator, a current of .5mA is caried by a 5-MeV proton beam that has a radius of 1.5 mm. Find the power consumption of the accelerator

  What is the expression for the restoring force of the spring

Potential energy of a not obeing Hooke's law spring is given by the equation U(x)=5.00(J/m)x - 2.00(J/m3)x3, What is the expression for the restoring force of the spring

  Determine how much coffee has spilled out of the beaker

During an all-night cram session, a student heats up a 0.836 liter (0.836 x 10- 3 m3) glass (Pyrex) beaker of cold coffee. How much coffee (in cubic meters) has spilled out of the beaker

  Find the rms values of the electric and magnetic fields

A laser pulse has an energy of 24 J and a beam radius of 2 mm. Find the rms values of the electric and magnetic fields in the pulse

  What percentage of the original charge is left on capacitor

A fully charged 7.8 uF capacitor is connected in series with a 1.8×105 ohm resistor. What percentage of the original charge is left on the capacitor

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