This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: By what factor is the intensity of sound at a rock concert louder than that of a whisper when the ... (Read 267 times)

fbq8i

  • Hero Member
  • *****
  • Posts: 527
on: Jul 28, 2018
By what factor is the intensity of sound at a rock concert louder than that of a whisper when the two intensity levels are 120 dB and 20 dB respectively?
 a. 1012
  b. 108
  c. 106
  d. 1010
  e. 1011

Question 2

By what factor will an intensity change when the corresponding sound level increases by 3 dB?
 a. 3
  b. 0.5
  c. 2
  d. 4
  e. 0.3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mariahkathleeen

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 28, 2018
Answer to Question 1

d

Answer to Question 2

c


fbq8i

  • Member
  • Posts: 527
Reply 2 on: Jul 28, 2018
Wow, this really help

flexer1n1

  • Member
  • Posts: 373
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Pacific hagfish trying to hide under a rock Pacific hagfish trying to hide under a rock
The path of sound waves through the outer, middle, and inner ear. The path of sound waves through the outer, middle, and inner ear.
Lithotripsy. The direction of a sound pulse crushes the stones into smaller fragments that can be pa Lithotripsy. The direction of a sound pulse crushes the stones into smaller fragments that can be pa
The immune system has several different components that work in concert. The immune system has several different components that work in concert.
A latex agglutination test for rheumatoid factor. A positive control at 1. A negative control at 2. ... A latex agglutination test for rheumatoid factor. A positive control at 1. A negative control at 2. ...
Current intensity and the frequency of action potentials Current intensity and the frequency of action potentials
Video: Introduction to Epilepsy

For a complete list of videos, visit our video library