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

Author Question: Sound will be louder when a struck tuning fork is held A) in the air. B) with its base against a ... (Read 147 times)

misspop

  • Hero Member
  • *****
  • Posts: 540
Sound will be louder when a struck tuning fork is held
 
  A) in the air.
  B) with its base against a tabletop.
  C) with its prongs in shallow water.
  D) in your closed fist.

Question 2

The least energy required to produce forced vibrations in an object occurs
 
  A) below its natural frequency.
  B) at its natural frequency.
  C) above its natural frequency.
  D) 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

cuttiesgirl16

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B





 

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

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?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

For a complete list of videos, visit our video library