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

Author Question: How many decibels correspond to a sound intensity of 7.0 10-7 W/m2? A) 70 B) 58 C) 69 D) 75 ... (Read 210 times)

bobypop

  • Hero Member
  • *****
  • Posts: 539
How many decibels correspond to a sound intensity of 7.0  10-7 W/m2?
 
  A) 70
  B) 58
  C) 69
  D) 75
  E) 63

Question 2

What is the rate of heat flow through a pane of glass that is 40.0 cm by 30.0 cm with a thickness of 4.00 mm when the outside temperature is -10.0C and the inside temperature is 25.0C?
 
  The thermal conductivity of glass is 0.105 W/(mK) and the specific heat of glass is 0.180 cal/(gC).
  A) 24.2 W
  B) 3.81 W
  C) 18.6 W
  D) 47.3 W
  E) 110 W



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Ksh22

  • Sr. Member
  • ****
  • Posts: 297
Answer to Question 1

B

Answer to Question 2

E




bobypop

  • Member
  • Posts: 539
Reply 2 on: Jul 27, 2018
:D TYSM


alvinum

  • Member
  • Posts: 317
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

For a complete list of videos, visit our video library