Question: For a person with normal hearing, the faintest sound that can be heard at a frequency of 400 Hz has a pressure amplitude of about

For a person with normal hearing, the faintest sound that can be heard at a frequency of 400 Hz has a pressure amplitude of about 6.0 X 10-5 Pa. Calculate the
(a) Intensity;
(b) Sound intensity level;
(c) Displacement amplitude of this sound wave at 20oC.

Step by Step Solution

★★★★★

3.41 Rating (164 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

IDENTIFY Use Eq1613 to relate I and P 10 dBlog11 Eq164 s... 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)

P-M-S-W (176).docx

120 KBs Word File

Students Have Also Explored These Related Oscillations Mechanical Waves Questions!

Explain why a person with normal binocular vision is able to judge distance and depth of close objects more accurately than a person who has lost one eye.

Data for a person with type 1 diabetes are available as both MATLAB and Excel data files on the book web site. 1 Glucose measurements (y) were recorded every five minutes using a wearable sensor that...

What would be the yearly earnings for a person with $8,000 in savings at an annual interest rate of 2.5 percent?

GROUP STUDY ACOUSTICS An acoustical phenomenon wherein the sound continues to persist after the cause of sound has stopped resulting in repeated reflections is calledEcho b. reverberation c....

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...

Can you please help me with these college physics questions. The questions are in the screenshots and dow below: 1. A 0.400-kg object is attached to a spring with spring constant k = 10.0 N/m and...

Can you please help me with these college physics questions. The questions are down below. I really really really do not understand. 1. A 0.400-kg object is attached to a spring with spring constant...

A 3.42 kg mass hanging vertically from an ideal spring on the surface of the earth undergoes simple harmonic motion at a place where g = 9.80 m/s2. If the spring constant of the oscillator is 12 N/m,...

please answer all questions thank you Question 1 4 pts What is the wavelength ofa 15 Hz sound wave if the speed of sound in air is 343 mrs? 32m 4?m 23m 1.1m Question 2 4 pts The magnitude of the...

PHYSICS Answer ALL questions. Question 1 a) Assume that the layer that a layer of oil about 0.5 cm thick is oating on a body of water. A light ray originating from the body of water strikes on the...

a. Use the Dynamic Mattress model and the live spreadsheets on the books Web site at www.mhhe.com/bma to produce pro forma income statements, balance sheets, and statements of cash flows for 2010 and...

The fundamental accounting equation can be applied to your personal finances. For each of the following transactions, show how the accounting equation would be kept in balance. Example: Paid for...

Determine the rate of return per year for the cash flow series shown below. \ table [ [ Year , Cash Flow, $ ] , [ 1 , - 8 0 , 0 0 0 I keep getting 9 %

L need detailed answer basicly solution manuel answer is 145,8 An insulating solid sphere of Radius RI=IO cm with its uniform total charge of +8.8 C is put inside another insulating spherical shell...

What are non-financial metrics of NIKE?

Digital Circuit 1. What is Encoder? Explain! 2. Write a Boolean Algebra for each output of the Decoder and Demultiplexer! Explain !

A thin rod extends along the z-axis from z = -d to z = d. The rod carries a positive charge Quniformly distributed along its length 2d with charge density 13.1 C/m. What is the change in potential...

7. Assume the following mRepeat macro has been defined: mRepeat MACRO char,count LOCAL L1 mov cx,count L1: mov ah,2 mov dl,char int 21h loop L1 ENDM Write the code generated by the preprocessor when...

You have decided to refinance your mortgage. You plan to borrow whatever is outstanding on your current mortgage. The current month payment is $2760, and you have made every payment on time. The...

You invested $ 1 , 3 5 0 , 0 0 0 with a market - neutral hedge fund manager. The fee structure is 2 / 2 0 , and the fund has a high - water mark provision. Suppose the first year the fund manager...

2. Consider the following investment strategy involving put options on a stock with the same expiration date. (1) Buy one 25-st rike put (2) Sell two 30-strike puts (3) Buy one 35-strike put...