What is the frequency of the siren perceived by the observer

Assignment Help Physics
Reference no: EM13512444

An ambulance is generating a siren sound at a frequency of 2,000 Hz. The velocity of sound is 345.0 m/s. The observer and the ambulance are traveling toward each other at a velocity of 24.00 m/s. If the ambulance is stationary, what is the frequency of the siren perceived by the observer?

Reference no: EM13512444

Questions Cloud

Estimate the mass of the sled : Near the South Pole, a supply plane going at 120 mph drops a 60 kg supply package into a sled that was initially at rest. Estimate the mass of the sled
What is net income : The tax benefit of the loss amounts to $123,000. If income from continuing operations (net of tax) amounted to $1,300,500 what is net income?
How long is the column of air : A standing wave in a column of air with both ends open has a frequency of 440 Hz. The next higher harmonic has a frequency of 700 Hz. How long is the column of air
What factors could contribute to the starting material peak : On the gas chromatography graph, 3 peaks will result along with the fourth peak being the starting material, which is suppose to be a small peak. What factors could contribute to the starting material peak to be very large
What is the frequency of the siren perceived by the observer : An ambulance is generating a siren sound at a frequency of 2,000 Hz. The velocity of sound is 345.0 m/s. what is the frequency of the siren perceived by the observer
Calculate her upward acceleration : An "extreme" pogo stick utilizes a spring whose uncompressed length is 34 cm and whose force constant is 1.2×104 N/m. Calculate her upward acceleration, in g's at that moment
How much is niles cost of goods : Assume Nile.com began April with 14 units of inventory that cost a total of $266. During April, Nile purchased and sold goods as - Under the FIFO inventory method, how much is Niles cost of goods sold for the sale on April 14?
Explain what is the uncertainty in its position : An electron traveling at 3.37 * 10^5 m/s has an uncertainty in its velocity of 8.99 * 10^4 m/s.  What is the uncertainty in its position
What is total shareholders equity at the end of 2011 : Purchased 3,000 shares of treasury stock at $10 (part of the 20,000 shares issued at $8). What is total shareholders' equity at the end of 2011?

Reviews

Write a Review

 

Physics Questions & Answers

  How fast is she going while she reaches the bottom

Two long, parallel wires, each with the mass per unit length of 43 g/m, are supported in a horizontal plane by 6-cm long strings. Each wire carries the similar current, I, causing the wires to repel each other so that the angle, θ, between the sup..

  The average acceleration of the dog has magnitude 0.44

A basketball star covers 2.6 m horizontally in a jump to dunk the ball. His motion through space can be modelled precisely as that of a particle at his center of mass. His center of mass is at elevation 1.02m when he leaves the floor. It reaches a..

  What would happen to the tensions

As part of a safety investigation, two 1900 kg cars travelling at 19 m/s are crashed into different barriers. Determine the average forces exerted on (1) car that hits a line of water barrels and takes 1.7 s to stop, and (2) car that hits a concre..

  Compute the angular velocity of the sphere

A solid, uniform sphere of mass 2.0 kg and radius 1.7 m rolls without slipping down an inclined plane of height 6.7 m. What is the angular velocity of the sphere

  Determine the density of the material

A standard 1 kilogram weight is a cylinder 44.0 mm in height and 40.0 mm in diameter. What is the density of the material

  Find the net electric field at the origin

Electrons are located at the points (0,1), (3,4), (1, 2). Find the net electric field at the origin

  What is the speed of five-car train

A man pushes a lawn mower on a level lawn with a force of 186 N. If 35 percent of this force is directed downward, how much work is completed by the man in pushing the mower 6.5 m.

  How far away is the mountain that reflected the sound wave

A group of hikers hears an echo 1.50 s after shouting. If the temperature is 24.0°C, how far away is the mountain that reflected the sound wave

  Find how much is the spring compressed by the wood

A block of wood of mass m1 = 1.00 kg slides to the right on a frictionless horizontal table with a speed of 30.00 m/s. How much is the spring compressed by the wood

  How high was the bridge

On a hot summer day in the state of Washington while kayaking, I saw several swimmers jump from a railroad bridge into the Snohomish River below. The swimmers stepped off the bridge, and I estimated that they hit the water 1 s later.

  How much charge in micro-coulombs was exchanged

After they have exchanged charge and are placed 24 cm apart the magnitude of the electric force is now 3.6 Newtons. How much charge, in micro-coulombs, was exchanged

  What horsepower is required of the air conditioner motor

An air conditioner operating between 86°F and 72°F is rated at 4000 Btu/h cooling capacity. What horsepower is required of the air conditioner motor

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