What is the power emitted by this source in watts

Assignment Help Physics
Reference no: EM131001540

A certain sound has an intensity of 8.474275 x 10-4 W/m2 2.33 m from its source. What is the power emitted by this source in watts? Express your result to three significant digits and in scientific notation.

Reference no: EM131001540

Questions Cloud

Discuss a real-life example of a firm : That is implementing online privacy as competitive advantage.  Provide any citations/references applicable to your discussion. Read the discussion forum grading rubric before attempting this assignment.Discuss a real-life example of a firm
Plots approach to probability model validation : Using only the top half of each data set, repeat (i). For this particular example, what effect, if any, does sample size have on the probability plots approach to probability model validation?
How would accounts receivable be shown in the 2011 : Prepare journal entries to record the write-off of receivables, the collection of $1,200 for previously written off receivables, and the year-end adjusting entry for bad debt expense.
Compute the probability : The hazard rate of the failure time is a constant 0.10 and the force of interest is a constant 0.05. If Z is the present value of the benefits, find the probability that: (a) 0 Z ≤ 0.5, (b) 0 ≤ Z ≤ 0.5 and (c) 0 ≤ Z ≤ 0.7.
What is the power emitted by this source in watts : A certain sound has an intensity of 8.474275 x 10-4 W/m2 2.33 m from its source. What is the power emitted by this source in watts? Express your result to three significant digits and in scientific notation.
Imagine you are a state police officer in your home state : Determine how and in what situations you would refer to the DHS and other law enforcement and intelligence agencies. Support your explanation.
Computed sample data set : From this data set, obtain the corresponding values for Y de?ned as the product Y = X1 X2 . According to the result stated and proved in (i), what is the theoretical distribution of Y? Con?rm that the computed sample data set for Y agrees with this p..
Identify the selected health care service provider : Include the following in your paper: Identify the selected health care service provider. Identify two services and products they provide to help with quality of care
A popular movie representing cultural variation : Find a clip in a popular movie representing cultural variation in parenting practices.  Write a short essay about the clip you found, and how it illustrates one or more of the following: Authority roles; communication; rules for the display of emotio..

Reviews

Write a Review

Physics Questions & Answers

  What is the recoil velocity of the pitcher

A baseball pitcher (m = 81 kg) is initially standing at rest on an extremely slippery, icy surface. What is the recoil velocity of the pitcher

  Determine the rotential inertia of a yo-yo

For each part of the following, state any assumptions used and show mathmatical dereviation before using values. determine the rotential inertia of a yo-yo about it's center

  Explain the working of beat frequency oscillator with

explain the working of beat frequency oscillator with suitable

  Find what is the final temperature of the water

If 20.0 kcal of heat aresupplied to 6.00 multiplied by 102 gof water at 23°C, what is the final temperature of the water

  Write equations of motion vertical and horizontal directions

A father pulls his young daughter on a sled with constant velocity on a level surface through a distance of 25 m. The total mass of the sled and the girl is 45 kg and the coefficient of kinetic friction between the sled runners and the snow is .35..

  Determine the equivalent resistance of the combination

Three resistors {R1 = 12.0 ?, R2 = 18.0 ?, and R3 = 36.0 ?} are connected in parallel, and in turn connected to a 70.0 V source with an internal resistance of 1.00 ?. Determine the equivalent resistance of the combination

  Find the new values of these parameters

A steel tube has a length of 8.220 centimeter, an inside diameter of 2.540 centimeter and an outside diameter of 2.650 centimeter at -125 °C. Find the new values of these parameters at 125 °C

  Determine how many piano tuners are there in new york city

Suppose the population of a large city like New York City is about 3 × 106 people, with about 2.9 people per household. Determine how many piano tuners are there in New York City

  What is the probability that the mass will be found

When the system is in the state specified by n=1, what is the probability that the mass will be found between x = 2.00 Angstroms and x = (2.00 Angstroms plus 0.00200 Angstroms)

  Find out the magnitude and direction of forces

Find out the magnitude and direction of forces

  What is strength of the magnetic field necessary

At a right angle to a magnetic field. The acceleration of gravity is 9.81 m/s2. What is strength of the magnetic field necessary to exactly balance the weight of the proton and keep it moving horizontally.

  Calculate the speed of the bolt

A bolt comes loose from the bottom of an elevator that is movingupward at a speed of 5.86m/s. what is the speed of the bolt when it hits thebottom of the elevator shaft

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd