What is the intensity at a spot that is at specific distance
Suppose that sound is emitted uniformly in all directions by a public address system. The intensity at a location 26 m away from the sound source is 3.40 10-4 W/m2. What is the intensity at a spot that is 84 m away?
Now Priced at $5 (50% Discount)
Recommended (92%)
Rated (4.4/5)
The sound intensity during a normal conversation is about 3.20 10-6 W/m2 at the listener's ear. Assume the sound strikes the surface of the ear perpendicularly. How much power is intercepted by the ear?
Downs Co issued $800,000 of 8% 5-yr bonds at 106, which pays interest annually. Assuming straight-line amortization, what is the total interest cost of the bonds?
Question: A satellite photographs a path on the surface of the Earth that is 1800 miles wide. Find the central angle that intercepts an arc 1800 miles on the surface of the Earth. (radius 3950 miles).
Harrison Township is studying a 700-acre site for a new landfill. The new site will save $70,000 in annual operating costs for 10 years, as Harrsion currently uses the landfill of neighboring municipality.
The intensity at a location 26 m away from the sound source is 3.40 10-4 W/m2. What is the intensity at a spot that is 84 m away?
A light truck with manual transmission has a circular brake drum with a diameter of d = 320 millimeters. Each brake pad, which presses against the drum, is s = 307 millimeters long. What central angle is subtended by one of the brake pads? Write y
Paulsen is considering the acquistion of a $217,750 machine that is expected to produce annual savings in cash operating costs of $50,000 over the next 6 years.
Resolve a force of 60lb into two components, one of which is 38lb and makes an angle of 45 degrees with the given force. Construct a triangle and use the law of sine and cosines.
It operates while immersed in a damping fluid, selected so that the oscillation amplitude will decrease to 1.00% of its initial value in 7.13s. Find the required damping constant for the system.
1940447
Questions Asked
3,689
Active Tutors
1445081
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Amanda said? Excellent post, Chrystal. You provided great insight into the helpful resource ERIC digital library is. I appreciate how it states the information
Question: Identify a true statement about validity as applied to a test. Multiple choice question
The purpose is to examine the psychological factors affecting how teenagers in an impoverished urban area spend their time outside of school using:
Prior to your taking this graduate HR law class you had heard of the term "gender stereotyping," but didn't know much about it.
Question: Jena and Ben are employees of Big City Electronics. They began to have a consensual sexual relationship.
Bearing in mind that there may be several, choose a social, behavioral, or cultural factor associated with your selected domestic violence
Describe the results, including any scores. Result: E6% Extraverted Action oriented, Outgoing, Expressive, Hands-On S17% Sensing Traditional,