This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The variation in the pressure of helium gas, measured from its equilibrium value, is given by DP = ... (Read 40 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
on: Jul 28, 2018
The variation in the pressure of helium gas, measured from its equilibrium value, is given by DP = 2.9  10-5 cos (6.20x - 3 000t) where x and t have units m and s. Determine the speed (in m/s) of the wave.
 a. 1 515
  b. 153
  c. 484
  d. 828
  e. 101

Question 2

The variation in the pressure of helium gas, measured from its equilibrium value, is given by DP = 2.9  10-5 cos (6.20x - 3 000t) where x and t have units m and s, and DP is measured in N/m2 . Determine the wavelength (in m) of the wave.
 a. 1 500
  b. 0.32
  c. 477
  d. 1.01
  e. 0.50


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

D


stephzh

  • Hero Member
  • *****
  • Posts: 556
Reply #2 on: Jul 28, 2018
Thanks


emilymalinowski12

  • Sr. Member
  • ****
  • Posts: 338
Reply #3 on: Jul 28, 2018
Welcome :)


« previous next »
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Classification of blood pressure for adults age 18 and older Classification of blood pressure for adults age 18 and older
Apply direct pressure to the patient’s wound. Apply direct pressure to the patient’s wound.
Semipermanent Pressure Cells Semipermanent Pressure Cells
Direct thumb pressure to a trigger point. Direct thumb pressure to a trigger point.
Pressure Pressure
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Video: Hemodynamics Animation

For a complete list of videos, visit our video library