Average speech has an intensity level of about 60 dB. Assuming that 20 people all speak at

Question:

Average speech has an intensity level of about 60 dB. Assuming that 20 people all speak at 60 dB, what is the total sound intensity?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

College Physics

ISBN: 978-0321601834

7th edition

Authors: Jerry D. Wilson, Anthony J. Buffa, Bo Lou

See More Books

Question Posted: Aug 29, 2015 05:08 AM

See More Questions

A 1000-Hz tone from a loudspeaker has an intensity level of 100 dB at a distance of 2.5 m. If the speaker is assumed to be a point source, how far from the speaker will the sound have intensity...
Residents of Hawaii are warned of the approach of a tsunami by sirens mounted on the tops of towers. Suppose a siren produces a sound that has an intensity level of 120 dB at a distance of 2.0 m....
Estimate the amplitude of the force on your eardrum from a sound that has an intensity level of 90 dB.
A small ice block of mass m starts from rest from the top of an inverted bowl in the shape of a hemisphere, as shown in the figure. The hemisphere is fixed to the ground, and the block slides without...
In response to the weak economy, your companys sales force is urging you, the sales manager, to change sales terms from 1/10, n/30 to 2/10, n/45. Explain what these terms mean and how this switch...
The aircraft $A$ with radar detection equipment is flying horizontally at an altitude of $12 \mathrm{~km}$ and is increasing its speed at the rate of $1.2 \mathrm{~m} / \mathrm{s}$ each second....
A 6 cylinder, 4 stroke I.C. engine is to develop $89.5 \mathrm{~kW}$ at $800 \mathrm{rpm}$. The stroke to bore ratio is 1.25:1. Assuming mechanical efficiency of $80 \%$ and brake mean...
Following is Crash Zone Corporations balance sheet at the end of 2013 and its cash flow statement for 2014. Crash zone manufactures safety equipment for race cars. Balance Sheet as of December 31,...
Law is a pervasive part of our lives; regulations shape our daily activities, govern our interactions with one another and our relationships to the planet and to other nations. Often our legal...
Reba Dixon is a fifth-grade school teacher who earned a salary of $38,000 in 2020. She is 45 years old and has been divorced for four years. She receives $1,200 of alimony payments each month from...
Two sound sources have intensities of and 10-6 W/m2, respectively. Which source is more intense and by how many times more?
A rock band (with loud speakers) has an average intensity level of 110 dB at a distance of 15 m from the band. Assuming the sound is radiated equally over a hemisphere in front of the band, what is...
Accounting on the basis of historical cost is valid only if it is assumed that the value of money remains constant over time. This constraint would be overcome if accounting used current values...
1. Uber is a business dealing the rental of vehicles. It has over 50 million users in the USA alone. In 2016 hackers stole data of the over 50 million users. A demand notice was issued and Uber had...
Under what conditions, if any, can your audit team do the six inventory test counts at the Urbana, IL warehouse and leave the 16 test counts at NM & PA to Starblocks' internal auditors? Justify your...
What might be a potential pitfall of preparing and maintaining a rolling budget? Explain.
The month of July, the client had a database outage, lose some data, what are there any issues that you would want to bring to the audit manager's attention? What assertions will be?
three months ago CruiseEAstern Pty Ltd, a cruise shipping business, borrowed $1 billion from the Federation Bank on security over CruiseEastern Pty Ltd's fleet of cruise ships. CruiseEastern was...
Asking open-ended questions directly to an individual trainee is a good way to encourage participation from those trainees who are a. Passive. b. Dominant. c. Disruptive. d. Self-assured.
Select a mass spectrometric technique with the highest mass resolution for identifying an unknown compound being eluted from a liquid chromatography column
A stubborn, 120 kg mule sits down and refuses to move. To drag the mule to the barn, the exasperated farmer ties a rope around the mule and pulls with his maximum force of 800 N. The coefficients of...
A 10 kg crate is placed on a horizontal conveyor belt. The materials are such that s = 0.5 and k = 0.3. a. Draw a free-body diagram showing all the forces on the crate if the conveyer belt runs at...
A 4000 kg truck is parked on a 15 slope. How big is the friction force on the truck? The coefficient of static friction between the tires and the road is 0.90.
1. What is difference between Torque and Force? Explain with one example of each. 2. What is difference between linear momentum and angular momentum? Explain with one example of each. 3(a) What is...
On August 30, JumpStart paid the following expenses: August rent, $2,300 August's utility bill, $525 Employee wages, $1,750 Parking lot cleaning fee, $27 Journalize these payments as one journal...
A 700 g ball strikes a wall at 15.1 m/s and rebounds at 14.4 m/s. The ball is in contact with the wall for 0.034 s. What is the magnitude of the average force acting on the ball during the collision?...

Average speech has an intensity level of about 60 dB. Assuming that 20 people all speak at

Question:

Step by Step Answer:

The intensities in Wm 2 add not the intensity leve...View the full answer

College Physics

Students also viewed these Oscillations Mechanical Waves questions