This topic contains a solution. Click here to go to the answer

Author Question: An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the ... (Read 71 times)

jace

  • Hero Member
  • *****
  • Posts: 541
An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the speed of sound in air is 343 m/s?
 
  What will be an ideal response?

Question 2

As a supersonic airplane increases its speed more and more, the half-angle of the conical shock wave
 
  A) decreases. B) increases. C) is not affected.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zogaridan

  • Sr. Member
  • ****
  • Posts: 328
Answer to Question 1

23 m

Answer to Question 2

A




jace

  • Member
  • Posts: 541
Reply 2 on: Jul 29, 2018
Excellent


steff9894

  • Member
  • Posts: 337
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

For a complete list of videos, visit our video library