The decibel level of the noise from a jet aircraft is 130

Assignment Help Physics
Reference no: EM13634029

The decibel level of the noise from a jet aircraft is 130 dB when measured 19.8 m from the aircraft. How much sound power would strike the eardrum of an airport worker 19.8 m from the aircraft? (Assume the diameter of the worker's eardrum is 1.7 x 10-2m).

Reference no: EM13634029

Questions Cloud

A microwave oven generates a sound level of 373 db when : a microwave oven generates a sound level of 37.3 db when consuming 1.6 kw of power. estimate the fraction of this power
Calculate the standard reduction potential for the : calculate the standard reduction potential for the following couple. use electrons water and protons to balance the
Air in a piston-cylinder assembly initially at 290 k and : air in a piston-cylinder assembly initially at 290 k and 100 kpa undergoes two internally reversible processes in
Does these data suggest the side effects of the drug and : a doctor studies the side effects of a drug on male and female. following data was obtained for a random sample of 300
The decibel level of the noise from a jet aircraft is 130 : the decibel level of the noise from a jet aircraft is 130 db when measured 19.8 m from the aircraft. how much sound
He cross section is 2 inches wide and 6 inches : a rectangular bar is used as a beam carrying a concentrated load of 5500 lb at the middle of its 60 inch length. the
Using the concepts of chemical kinetics explain why food : using the concepts of chemical kinetics explain why food kept in the refrigerator or freezer does not spoil as quickly
Over the last five years in pa the variance of new home : over the last five years in pa. the variance of new home construction costs has been 108000. over the same period of
At what distance is the music just barely audible to a : a rock group is playing in a bar. sound emerging from the door spreads uniformly in all directions. the intensity level

Reviews

Write a Review

Physics Questions & Answers

  What is therest energy and the speed of the new particle

Two particles collide and stick together to form anew particle. First particle has a rest energy Eo and a kinetic energy 2Eo. Second particle is stationary and has a rest energy=2Eo. The question is: what is therest energy and the speed of the new..

  Find what maximum mass can be lifted at the output piston

A hydraulic lift has pistons with diameters 7.80 cm and 36.2 cm,respectively. what maximum mass can be lifted at the output piston

  A toy top with a spool of diameter

A toy top with a spool of diameter 5.0 cm has a moment of inertia of 3.0 X 10^5 kgm2 about its rotation axis. To get the top spinning, its string is pulled with a tension of 0.30 N. How long does it take for the top to complete its first five revolut..

  A world-class sprinter can burst out of the blocks to

a world-class sprinter can burst out of the blocks to essentially top speed of about 11.5 ms in the first 15.0m of the

  Two subway stops are separated by 1100 m if a subway train

question two subway stops are separated by 1100 m. if a subway train accelerates at 1.2ms2 from rest through the first

  What fraction of the chemical energy transformed

Two 1.50V batteries -- with their positive terminals in the same direction-- are inserted in series into the barrel of a flashlight, What fraction of the chemical energy transformed appears asinternal energy in the batteries

  At which time the aircraft launches

The catapult on an aircraft carrier can take an aircraft from 0 to 209 mph (the launch speed) in 9 seconds, at which time the aircraft launches

  Find smallest possible nonzero value for thickness of layer

You are standing in air and are looking at a flat piece of glass (n = 1.52) on which there is a layer of transparent plastic, Find the smallest possible nonzero value for the thickness of the layer

  Estimate the number density of particles in the solar corona

The solar corona is a very hot atmosphere surrounding the visible surface of the sun. Estimate the number density of particles in the solar corona

  Find velocity of the second block just before it hits ground

A massless rope connects two blocks through a frictionless pulley with a moment of inertia I = 0.4 kgm 2 and a radius R = 0.2 m. Find velocity of the second block just before it hits the ground

  What is the acceleration at the highest point

A baseball is thrown up from ground level at a speed of 256ft/s: What is the acceleration at the highest point in ft/s2

  The drawing shows a square each side of which has a length

the drawing shows a square each side of which has a length of l 0.25 m. two different positive charges q1 and q2 are

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