Find the distance from the source

Assignment Help Physics
Reference no: EM13282651

A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. The intensity of the sound is 2.30 10-6 W/m2 at a distance of 110 m from the explosion. Find the distance from the source at which the intensity is 0.80 10?6 W/m2.

Reference no: EM13282651

Questions Cloud

Determine how much power is the house using : In addition, assume that your house is the only one using electric power. At a substation the primary of a step-down transformer (turns ratio = 1:26) receives the voltage from the high-voltage transmission line.
Calculate the power dissipated by the damping force : Consider the driven, damped harmonic oscillaror discussed in Section 13-8. Calculate the power dissipated by the damping force
Explain the emission of sulfur oxides by coal-fired : Acid rain was at one time an important point of contention between the United States and Canada. Much of this acid was the result of the emission of sulfur oxides by coal-fired electricity-generating plants in southern Indiana and Ohio
Compute the initial charge on each sphere : There are two identical, positively charged conducting spheres fixed in space. The spheres are 45.4 cm apart, find the initial charge on each sphere
Find the distance from the source : A rocket in a fireworks display explodes high in the air. The sound spreads out uniformly in all directions. Find the distance from the source at which the intensity is 0.80 10?6 W/m2
Determine the measured current that flows : a)How large a parallel resistor Ra mustbe placed in parallel with the D'Arsonval meter movement toextend its useful measuring range to 1A b)For the design completed in Prob. a determine themeasured current that flows when the D'Arsonval metermove..
Is there enough evidence to reject the claim : At a=.05 is there enough evidence to reject the claim? Test the claim about the population proportion.
What is ho and ha : What is Ho and Ha? Find the following: critical values, rejection region. Decide to reject or fail to reject the null hypothesis. Interpret.
Determine the resistance rm of the d-arsonval meter : A D'Arsonval meter movement is described by its fullscale current Ifs and full scale voltageVfs , with Vfs= 100mV andIfs=10mA . Determine the resistanceRm of the D'Arsonval meter movement.

Reviews

Write a Review

Physics Questions & Answers

  Draw a labelled diagram corresponding to each mode

Consider two simple pendulums p and q of equal length l and mass m1 and m2 respectively. assume the bobs of the pendulum are connected to each other by a weightless spring of force constant k such that in the equilibrium position,the spring is uns..

  Describe the linear charge density of the filament

A Geiger counter consists of a tube of radius r and legnth L centered around a positively charged filament of equal length. What answer do you get for the linear charge density of the filament if you approximate its length to be infinite

  How fast is the water flowing relative to the ground

An athlete crosses a 29 m wide river by swimming perpendicular to the water current at a speed of 0.6 m/s relative to the water. How fast is the water flowing relative to the ground

  What is the magnifying power of an astronomical telescope

what is the magnifying power of an astronomical telescope using a reflecting mirror whose radius of curvature is 4.63m and an eyepiece whose focal length is 3.16cm

  What is the initial acceleration

A piece of balsa wood with density 0.50g/cm^3 is released under water. What is the initial acceleration?? Repeat for a piece of maple with density 0.760 g/cm^3? Repeat for a ping-pong ball with the average density of 0.127 g/cm^3.

  How far away is the reflecting object

A ball with a mass of 0.75 kg is thrown vertically into the air with an initial velocity of 10 m/s. establish the velocity of the ball when it hits the ground if it was initially released 2.0 m above the ground.

  What is the magnitude of the total acceleration

A platform is rotating with an angular speed of 3.00 rad/s and an angular acceleration of 11.0 rad/s2. what is the magnitude of the total acceleration a

  Find the average angular speed of the towers

The top of a tower much like the leaning bell tower at Pisa, Italy, moves toward the south at an average rate of 1.4 mm/y, what is the average angular speed of the tower's top about its base

  What is the depth d

what is the depth d. what is the angle of refraction.

  What are the speeds of the two stones

A stone is dropped from rest from the roof of a 100-m high building; 2.00 s after that, a second stone is thrown straight down with initial speed v0, and the second stone passes the first stone 21.6 m above ground.

  Determine the translational kinetic energy

A cylinder of mass 8.0 kg rolls without slipping on a horizontal surface. At a certain instant its center of mass has a speed of 11.0 m/s. Determine the translational kinetic energy of its center of mass

  Find the cars initial speed

Tam walks with the velocity of 1.8 m/s west. He does so while riding on a conveyor belt that moves at a velocity of 0.7 m/s west. What is Tam's velocity.

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