physics

The density of a sample of air is 1.235 kg/m3, and the bulk modulus is 1.42 · 105 N/m2.

a) Find the speed of sound in the air sample.

b) Find the temperature of the air sample. Give answer in °C. Do not enter unit.
Yanlýþ. Denemeler

  1. 👍
  2. 👎
  3. 👁
  1. (a) Vsound = sqrt[E/(density)]

    Solve for Vsound

    (b) Use the equation that relates Vsound in air to temperature.

    http://www.sengpielaudio.com/SpeedOfSoundPressure.pdf

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    Hot air balloons float in the air because of the difference in density between cold and hot air. In this problem, you will estimate the minimum temperature the gas inside the balloon needs to be, for it to take off. To do this,

  2. physics

    A 650 kg weather balloon is designed to lift a 4600 kg package. What volume should the balloon have after being inflated with helium at 0 degrees celcius and 1 atm pressure to lift the total load? The buoyancy force must equal the

  3. Physics

    A diagnostic sonogram produces a picture of internal organs by passing ultrasound through the tissue. In one application, it is used to find the size, location, and shape of the prostate in preparation for surgery or other

  4. fluid mechanics

    Determine the bulk modulus of elasticity of a liquid, if the pressure is increased from 7N/m^2 to 13N/m^2. The volume of the liquid decrease by 0.15%

  1. Math

    Expressed to the correct number of significant figures, the sum of two masses is 445.2 grams. WHich two masses produce this answer? 1) 210.10 g+235.100g 2)210.100 g + 235.10 g 3) 210.1 g + 235.1 g 4) 210.10 g+ 235.10 g I think the

  2. Physics Help

    Two compressible solids are formed into spheres of the same size. The bulk modulus of sphere two is twice as large as the bulk modulus of sphere one. You now increase the pressure on both spheres by the same amount. As a result of

  3. solid machanics

    a material has a youngs modulus of 1.25*105N/mm2 and a poissons ratio of 0.25.calculate the modulus of rigidity and the bulks modulus.

  4. chemistry

    Hot air balloons gain their lift from the reduction in the density of air that occurs when the air in the envelope is heated. To what temperature should you heat a sample of air (initially at 374 K) to increase its volume by 13%?

  1. physics

    The air inside a hot air balloon has an average temperature of 71.7° C. The outside air has a temperature of 11.1° C. What is the ratio of the density of air in the balloon to the density of air in the surrounding atmosphere?

  2. Physics

    It is reasonable to assume that the bulk modulus of blood is about the same as that of water (2.20 GPa). As one goes deeper and deeper in the ocean, the pressure increases by 1.0*10^4 Pa for every meter below the surface. If a

  3. physics

    1. A cylinder tank is 30m deep,calculate the pressure extended at the bottom of the tank,when it is four-fifth filled with water (g=10mg-2,density of water =1000kgm-2) 2.a sample of air weighing 1.32*10^2N is confined in a room

  4. Physics

    In a design for a piece of medical apparatus, you need a material that is easily compressed when a pressure is applied to it. Would this material have a large bulk modulus, small bulk modulus, or is the bulk modulus not relevant

You can view more similar questions or ask a new question.