An Introduction to Physical Science
14th Edition
ISBN: 9781305079137
Author: James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 6, Problem 9MC
A sound with an intensity level of 30 dB is how many times louder than the threshold of hearing? (6.4)
- (a) 10
- (b) 3000
- (c) 100
- (d) 1000
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Two sound waves have intensities of 1 times 10 to the -5 W/m2 and 5 times 10 to the -4 W/m2. What is the difference in their intensities levels (db)? I0 = 10 to the -12 W/m2.
a noise level meter reads the sound level in a room to be 85 dB. What is the intensity of sound in W/m^2?
What sound intensity is 4 dB louder than a sound intensity 12 μW/cm².
Chapter 6 Solutions
An Introduction to Physical Science
Ch. 6.1 - What causes waves, and how and what do they...Ch. 6.1 - Is matter propagated by waves?Ch. 6.2 - What is the distinguishing difference between...Ch. 6.2 - Prob. 2PQCh. 6.2 - A sound wave has a speed of 344 m/s and a...Ch. 6.3 - Prob. 1PQCh. 6.3 - What is the speed of light in vacuum?Ch. 6.3 - The station in this example is an AM station,...Ch. 6.4 - What is the frequency range of human hearing?Ch. 6.4 - Prob. 2PQ
Ch. 6.4 - Prob. 6.3CECh. 6.5 - Prob. 1PQCh. 6.5 - What is necessary for a jet aircraft to generate a...Ch. 6.6 - Prob. 1PQCh. 6.6 - What does resonance mean in terms of a systems...Ch. 6 - KEY TERMS 1. waves (6.1) 2. longitudinal wave...Ch. 6 - KEY TERMS 1. waves (6.1) 2. longitudinal wave...Ch. 6 - KEY TERMS 1. waves (6.1) 2. longitudinal wave...Ch. 6 - KEY TERMS 1. waves (6.1) 2. longitudinal wave...Ch. 6 - Prob. EMCh. 6 - Prob. FMCh. 6 - Prob. GMCh. 6 - Prob. HMCh. 6 - Prob. IMCh. 6 - Prob. JMCh. 6 - Prob. KMCh. 6 - Prob. LMCh. 6 - Prob. MMCh. 6 - KEY TERMS 1. waves (6.1) 2. longitudinal wave...Ch. 6 - Prob. OMCh. 6 - Prob. PMCh. 6 - Prob. QMCh. 6 - Prob. RMCh. 6 - Prob. SMCh. 6 - Prob. TMCh. 6 - KEY TERMS 1. waves (6.1) 2. longitudinal wave...Ch. 6 - A wave with particle oscillation parallel to the...Ch. 6 - If a piece of ribbon were tied to a stretched...Ch. 6 - Prob. 3MCCh. 6 - Prob. 4MCCh. 6 - Which of the following is true for electromagnetic...Ch. 6 - Which one of the following regions has frequencies...Ch. 6 - The speed of sound is generally greatest in ____ ....Ch. 6 - Which of the following sound frequencies could be...Ch. 6 - A sound with an intensity level of 30 dB is how...Ch. 6 - A moving observer approaches a stationary sound...Ch. 6 - Prob. 11MCCh. 6 - Prob. 12MCCh. 6 - Which of the following occur(s) when a stretched...Ch. 6 - Prob. 1FIBCh. 6 - Wave velocity and particle motion are ___ in...Ch. 6 - Prob. 3FIBCh. 6 - Wave speed is equal to frequency times ___. (6.2)Ch. 6 - Prob. 5FIBCh. 6 - Prob. 6FIBCh. 6 - Prob. 7FIBCh. 6 - Prob. 8FIBCh. 6 - Prob. 9FIBCh. 6 - Prob. 10FIBCh. 6 - In the Doppler effect, when a moving sound source...Ch. 6 - A Doppler blueshift in light from a star indicates...Ch. 6 - Prob. 13FIBCh. 6 - Prob. 1SACh. 6 - Prob. 2SACh. 6 - A wave travels upward in a medium (vertical wave...Ch. 6 - Prob. 4SACh. 6 - How many values of amplitude are there in one...Ch. 6 - Prob. 6SACh. 6 - Prob. 7SACh. 6 - Which end (blue or red) of the visible spectrum...Ch. 6 - Prob. 9SACh. 6 - What is the range of wavelengths of visible light?...Ch. 6 - Prob. 11SACh. 6 - What happens to the energy when a sound dies out?Ch. 6 - Referring to Fig. 6.11, indicate over how many...Ch. 6 - What is the chief physical property that describes...Ch. 6 - Why does the music coming from a band marching in...Ch. 6 - What is the difference between sound wave energy...Ch. 6 - Prob. 17SACh. 6 - Why is lightning seen before thunder is heard?Ch. 6 - How is the wavelength of sound affected when (a) a...Ch. 6 - Under what circumstances would sound have (a) a...Ch. 6 - On a particular day the speed of sound in air is...Ch. 6 - Prob. 22SACh. 6 - What is the effect when a system is driven in...Ch. 6 - Would you expect to find a node or an antinode at...Ch. 6 - Prob. 25SACh. 6 - Prob. 1VCCh. 6 - Prob. 1AYKCh. 6 - Were an astronaut on the Moon to drop a hammer,...Ch. 6 - Prob. 3AYKCh. 6 - How fast would a jet fish have to swim to create...Ch. 6 - Prob. 5AYKCh. 6 - Prob. 6AYKCh. 6 - A periodic wave has a frequency of 5.0 Hz. What is...Ch. 6 - What is the period of the wave motion for a wave...Ch. 6 - Prob. 3ECh. 6 - A sound wave has a frequency of 3000 Hz. What is...Ch. 6 - Compute the wavelength of the radio waves from (a)...Ch. 6 - Prob. 6ECh. 6 - What is the frequency of blue light that has a...Ch. 6 - An electromagnetic wave has a wavelength of 6.00 ...Ch. 6 - How far does light travel in 1 year? [This...Ch. 6 - (a) Approximately how long would it take a...Ch. 6 - Compute the wavelength in air of ultrasound with a...Ch. 6 - What are the wavelength limits of the audible...Ch. 6 - The speed of sound in a solid medium is 15 times...Ch. 6 - A sound wave in a solid has a frequency of 15.0...Ch. 6 - During a thunderstorm, 4.5 s elapses between...Ch. 6 - Picnickers see a lightning flash and hear the...Ch. 6 - A subway train has a sound intensity level of 90...Ch. 6 - A loudspeaker has an output of 70 dB. If the...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.Similar questions
- The human ear can detect a minimum intensity of Io = 10-12 W/m2, which has a sound intensity of 0 dB.Randomized Variablesβ = 25 dB If the student hears a sound at 25 dB, what is the intensity of the sound?Numeric : A numeric value is expected and not an expression.I = __________________________________________arrow_forwardA noise has an intensity of 2.4×10-8 W/m2. If the threshold of human hearing is I0 = 1.0×10-12 W/m2, calculate the sound intensity level in dB. Use two digits of precision for your answer.arrow_forwardA sound of intensity I = 10-6 W/m2 falls on a detector of area A = 7 x 10-5 m2.(This is about the size of an eardrum.) If the sound continues for 30 s, the amount of energy received = J.arrow_forward
- A sound wave with intensity 2 x 10 -3 W/m2 is perceived to be modestly loud. Your eardrum is 6 mm in diameter. How much energy will be transferred to your eardrum while listening to this sound for 1 minute?arrow_forwardPeople with good hearing can perceive sounds as low in level as −6.62 dB at a frequency of 3000 Hz. What is the intensity of this sound in watts per meter squared?arrow_forwardA creature can detect very small objects, such as an insect whose length is approximately equal to one wavelength of the sound the bat makes. If a bat emits chirps at a frequency of 65 kHz, and if the speed of sound in air is 340 m/s, what is the Cmallest insect (in mm) the bat can detect?arrow_forward
- What is the speed of sound in substance X if a note produced at 440Hz has a wavelength of 14.8 m?arrow_forwardAn individual can hear sound waves from 20 Hz to 20 kHz. If the speed of sound is 340 m/s, what is the wavelength limit of the highest frequency? Answer must be given in cm units.arrow_forwardAn echocardiogram can measure the Doppler shift of the sound reflected from flowing blood. A sound wave of 5 MHz is used to image the heart and a shift of 100 Hz is detected from a region of flowing blood. What is the blood's speed? [Note: The speed of sound in heart tissue is about 1500 m/s.] *Clarification: The frequency is shifting up. That is, the new fewquency is (5MHZ + 100 Hz).arrow_forward
- For Exercise, the formula L = 10 log (£) gives the loudness of sound L (in dB) based on the intensity of sound I (in W/m2). The value 10 = 10-12 W/m2 is the minimal threshold for hearing for midfrequency sounds. Hearing impairment is often measured according to the minimal sound level (in dB) detected by an individual for sounds at various frequencies. For one frequency, the table depicts the level of hearing impairment. |Category Loudness (dB) Mild 26 sL 90 Determine the range that represents the intensity of sound that can be heard by an individual with severe hearing impairment.arrow_forwardFor Exercise, the formula L = 10 log (£) gives the loudness of sound L (in dB) based on the intensity of sound I (in W/m2). The value 10 = 10-12 W/m2 is the minimal threshold for hearing for midfrequency sounds. Hearing impairment is often measured according to the minimal sound level (in dB) detected by an individual for sounds at various frequencies. For one frequency, the table depicts the level of hearing impairment. Category Loudness (dB) Mild 26 sLs 40 Moderate 41 90 a. If the minimum intensity heard by an individual is 3.4 x 10-8 W/m2, determine if the individual has a hearing impairment. b. If the minimum loudness of sound detected by an individual is 30 dB, determine the corresponding intensity of sound.arrow_forwardA sound of intensity I = 10-6 W/m2 falls on a detector of area A = 7 x 10-5 m2.(This is about the size of an eardrum.) The total power P being received by this detector = W.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
College PhysicsPhysicsISBN:9781305952300Author:Raymond A. Serway, Chris VuillePublisher:Cengage Learning
University Physics (14th Edition)PhysicsISBN:9780133969290Author:Hugh D. Young, Roger A. FreedmanPublisher:PEARSON
Introduction To Quantum MechanicsPhysicsISBN:9781107189638Author:Griffiths, David J., Schroeter, Darrell F.Publisher:Cambridge University Press
Physics for Scientists and EngineersPhysicsISBN:9781337553278Author:Raymond A. Serway, John W. JewettPublisher:Cengage Learning
Lecture- Tutorials for Introductory AstronomyPhysicsISBN:9780321820464Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina BrissendenPublisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...PhysicsISBN:9780134609034Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart FieldPublisher:PEARSON
College Physics
Physics
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Cengage Learning
University Physics (14th Edition)
Physics
ISBN:9780133969290
Author:Hugh D. Young, Roger A. Freedman
Publisher:PEARSON
Introduction To Quantum Mechanics
Physics
ISBN:9781107189638
Author:Griffiths, David J., Schroeter, Darrell F.
Publisher:Cambridge University Press
Physics for Scientists and Engineers
Physics
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Cengage Learning
Lecture- Tutorials for Introductory Astronomy
Physics
ISBN:9780321820464
Author:Edward E. Prather, Tim P. Slater, Jeff P. Adams, Gina Brissenden
Publisher:Addison-Wesley
College Physics: A Strategic Approach (4th Editio...
Physics
ISBN:9780134609034
Author:Randall D. Knight (Professor Emeritus), Brian Jones, Stuart Field
Publisher:PEARSON
What Are Sound Wave Properties? | Physics in Motion; Author: GPB Education;https://www.youtube.com/watch?v=GW6_U553sK8;License: Standard YouTube License, CC-BY