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

Author Question: As atmospheric pressure increases, what happens to the velocity of sound? (Assume that all other ... (Read 68 times)

Charlie

  • Hero Member
  • *****
  • Posts: 640
As atmospheric pressure increases, what happens to the velocity of sound? (Assume that all other factors remain constant.)
 
  A) It increases.
  B) It decreases.
  C) It does not change.
  D) It increases on warm days and decreases on cold days.

Question 2

A simple pendulum consists of a mass M attached to a weightless string of length L. For this system, when undergoing small oscillations
 
  A) the frequency is independent of the length L.
  B) the frequency is proportional to the amplitude.
  C) the frequency is independent of the mass M.
  D) the frequency is proportional to the period.
  E) the period is proportional to the amplitude.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

maaaaaaaaaa

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

C

Answer to Question 2

C




Charlie

  • Member
  • Posts: 640
Reply 2 on: Jul 27, 2018
:D TYSM


cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Gracias!

 

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

For a complete list of videos, visit our video library