Question: While standing near a railroad crossing, you hear a train horn. The frequency emitted by the horn is 400 Hz. If the train is traveling

While standing near a railroad crossing, you hear a train horn. The frequency emitted by the horn is 400 Hz. If the train is traveling at and the air temperature is 25 oC, what is the frequency you hear
(a) When the train is approaching and
(b) After it has passed?

Step by Step Solution

★★★★★

3.46 Rating (172 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

v 331 06 T C ms 331 0625 m... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

530-P-O-S-W (586).docx

120 KBs Word File

Students Have Also Explored These Related Oscillations Mechanical Waves Questions!

A car is parked 20.0 m directly south of a railroad crossing. A train is approaching the crossing from the west, headed directly east at a speed of 55.0 m/s. The train sounds a short blast of its...

If you wait at a railroad crossing as a train approaches and passes, you hear a Doppler shift in its sound. But if you listen closely, you hear that the change in frequency is continuous; it does not...

I was driving along at 20 m/s, trying to change a CD and not watching where I was going. When I looked up, I found myself 45 m from a railroad crossing. And wouldnt you know it, a train moving at 30...

39. While standing near a railroad crossing, you hear a train horn. The frequency emitted by the horn is 400 Hz. If the train is traveling at 90.0 km/h and the air temperature is 25 C, what is the...

Answer the questions c) Frequency is the number of per second c) d) When a positive pulse collide with a negative pulse, they form interference e) Sound is a type of this mechanical wave (Transverse...

Open-book management is an aspect of decentralized control in many organizations. essay in which you assess the relationship between open-book management and employee commitment to goals. If you...

Part 1: AssessmentOpportunity Waves andsound This is your first assessmentopportunity.There are four (4) tasks in this assessment. Task 1: Wave characteristics A standing transverse wave is formed in...

B) A train on a straight track sounds a 400 Hz horn when passing a parked car on the road. The train is moving at 20 m/s and the temperature is 10celsius degree . Find the apparent frequency of the...

Sound 14.1 Conceptual Questions ____ 1) When a guitar is tuned to adjust it pitch, what is it that is changed? A) The wavelength of the fundamental. B) The frequency of the fundamental. C) The...

1. [-/1 Points] WAUNIPHYSAV1 16.P.002. ASK YOUR TEACHER PRACTICE ANOTHER The wave function s(x, t) = (2.00 mm)cos [(15.0 m'1)X (865 s'l)t] represents the motion of a sound wave through air. Here,...

What are the current total administration costs for the Department of Prisons Health, and what is the per-prisoner cost of medical care? Given the prisoners demographic and based on your research,...

Explain why there are two isomers of 2-butene. Draw their structural formulas and name the isomers.

53. LO.2 Lynn Swartzs husband died three years ago. Her parents have an income of over $200,000 a year and want to ensure that funds will be available for the education of Lynns 8-year-old son Eric....

Let T be a test statistic such that under H0, T ! d 23 . Since P 23 7.815 0.05, an asymptotic 5% test of H0 rejects when T 7.815. An econometrician is interested in the Type I error of this test...

Do Problem 3.16 again using analytical techniques and change the second leg of the walk to 25.0 m straight south. (This is equivalent to subtracting B from A-that is, finding R' = A - B). (b) Repeat...

The weight of an astronaut plus his space suit on the Moon is only 250 N. How much do they weigh on Earth? What is the mass on the Moon? On Earth?

(a) Find the magnitudes of the forces F1 and F2 that add to give the total force Ftot shown in Figure 4.35. This may be done either graphically or by using trigonometry. (b) Show graphically that the...

use goal seek to find the new price per box (cell K8) to reach a new daily average sales goal of $3,000 in cell K7. accept the solution found by goal seek Use Goal Seek to find the new price per box...

A portfolio that combines the risk-free asset and the market portfolio has an expected return of 7.2 percent and a standard deviation of 10.2 percent. The risk-free rate is 4.2 percent, and the...

Please answer a-e A decade-old study found that the proportion, p, of high school seniors who believed that "getting rich" was an important personal goal was 80%. A researcher decides to test whether...