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

Author Question: Reverberation of sound occurs for A) sound interference. B) forced vibrations. C) re-echoed ... (Read 107 times)

jerry coleman

  • Hero Member
  • *****
  • Posts: 570
Reverberation of sound occurs for
 
  A) sound interference.
  B) forced vibrations.
  C) re-echoed sound.
  D) resonance.
  E) none of the above

Question 2

The least energy required to produce forced vibration 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

Kingjoffery

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

Answer: C

Answer to Question 2

Answer: B




jerry coleman

  • Member
  • Posts: 570
Reply 2 on: Jul 29, 2018
Wow, this really help


Alyson.hiatt@yahoo.com

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

The FDA recognizes 118 routes of administration.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

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?

Vaccines prevent between 2.5 and 4 million deaths every year.

For a complete list of videos, visit our video library