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

Author Question: A spherical inflated balloon is submerged in a pool of water. If it is further inflated so that its ... (Read 100 times)

123654777

  • Hero Member
  • *****
  • Posts: 585
A spherical inflated balloon is submerged in a pool of water. If it is further inflated so that its radius doubles, how is the buoyant force affected?
 
  A) not at all
  B) 4 times larger
  C) 2 times larger
  D) 6 times larger
  E) 8 times larger

Question 2

Compared to the velocity of a 400 Hz sound, the velocity of a 200 Hz sound through air is
 
  A) twice as great.
  B) the same.
  C) one-half as great.
  D) one-fourth as great.
  E) none of the above



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sarah_brady415

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

E

Answer to Question 2

B





 

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library