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 53 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?

Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

For a complete list of videos, visit our video library