At a distance r2 = 20.0 m from a point isotropic source of sound the loudness level
Question:
(a) The loudness level at a distance r = 10.0 m from the source;
(b) The distance from the source at which the sound is not heard.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 70% (10 reviews)
a As there is no damping so I Io 20 log r L 10 log Similarly L So So or L L ...View the full answer
Answered By
Utsab mitra
I have the expertise to deliver these subjects to college and higher-level students. The services would involve only solving assignments, homework help, and others.
I have experience in delivering these subjects for the last 6 years on a freelancing basis in different companies around the globe. I am CMA certified and CGMA UK. I have professional experience of 18 years in the industry involved in the manufacturing company and IT implementation experience of over 12 years.
I have delivered this help to students effortlessly, which is essential to give the students a good grade in their studies.
3.50+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Oscillations Mechanical Waves questions
-
At a distance r = 100 m from a point isotropic source of sound of frequency 200 Hz the loudness level is equal to L = 50 dB. The audibility threshold at this frequency corresponds to the sound...
-
A point isotropic source generates sound oscillations with frequency v = 1.45 kHz. At a distance ro = 5.0 m from the source the displacement amplitude of particles of the medium is equal to a o =...
-
A moving source emits a sound wave that is heard by a moving observer. Imagine a thin wall at rest between the source and observer. The wall completely absorbs the sound and instantaneously emits an...
-
A potential difference of 1.20 V will be applied to a 33.0 m length of 18-gauge copper wire (diameter = 0.0400 in.). Calculate (a) The current, (b) The magnitude of the current density, (c) The...
-
Tim Taylor has written a self improvement book that has the following cost characteristics: How many units must be sold to break-even? Selling Price Variable cost per unit: $16.00 per book Production...
-
Randolph Dana owns a catering company that prepares banquets and parties for business functions throughout the year. Danas business is seasonal, with a heavy schedule during the summer months and the...
-
Describe propeller twist and its purpose.
-
Avantronics is a manufacturer of electronic components and accessories, with total assets of $20,000,000. Selected financial ratios for Avantronics and the industry averages for firms of similar size...
-
You are an expatriate (with a spouse and a 6-year-old daughter) sent on assignment for one year to Hong Kong. What should you do to prepare for departure? Why? What training should you or your family...
-
Recent research suggests that the amount of time that parents spend talking about numbers can have a big effect on the mathematical development of their children (Levine, Suriyakham, Rowe,...
-
A plane sound wave propagates along the x axis. The damping coefficient of the wave is = 0.0230 m-1. At the point x = 0 the loudness level is L = 60 dB. Find: (a) The loudness level at a point with...
-
An observer A located at a distance rA = 5.0 m from a ringing tuning fork notes the sound to fade away = 19s later than an observer B who is located at a distance rB = 50 m from the tuning fork. Find...
-
Evaluate using the Squeeze Theorem. lim (3 - 1) sin 1-0-
-
1. How is heat transfer related to temperature? Describe a situation in which heat transfer occurs. What are the resulting forms of energy? When heat transfers into a system, is the energy stored as...
-
Level Up Ltd ("Level Up") is a construction entity with offices strategically located in Johannesburg, Port Elizabeth, Cape Town, and Durban. The entity's construction activities are conducted in the...
-
17 Paragraph CT NOTICE Most of the features of Word have been disabled because it hasn't been activated. Unit 1: Professional Property Management Study Supplement BIU - abc x, x A- A ====|-|- B untu...
-
Consider an orthopedist's office all arriving patients first check in at a reception area where they fill out the necessary paperwork. On average, it takes 10 minutes to complete check-in and there...
-
The space age bicycle rim in Figure 4.88 can be modeled as a thin disk with four circular cutouts, which are of identi- cal size. The density of the disk material is kg/m2 . In Figure 4.88, the rim...
-
Alco, Inc., has a progressive board of directors and CEO who are committed to creating and maintaining an ethical culture within its business environment. It has an extensive corporate compliance and...
-
Ask students to outline the reasons why the various elements of culture (social structures and control systems, language and aesthetics, religion and other belief systems, educational systems, etc.)...
-
Have you or someone you know ever been prescribed a psychotropic medication? If so, what side effects were associated with the treatment?
-
Speculate sales : Speculate on the projected sales. Justify your product or service by the numbers; discuss your projected revenue gain. Note: it MUST have an ROI that justifies the project for...
-
8.6 In Figure P8.6 the experimental unit step response of a process system is shown. (a) What is the transfer function that can be used to best describe the system dynamics among the following. 1 (1)...
-
An 84 year old female arrives to the ER today with her son with a complaint of new onset of confusion. What are your differential diagnoses for a patient with new altered mental status? Go through...
Study smarter with the SolutionInn App