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

Author Question: If the insulating material in a wall is modified so that the R-value is increased by 50, how will ... (Read 81 times)

Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
on: Jul 28, 2018
If the insulating material in a wall is modified so that the R-value is increased by 50, how will the rate of energy transferred by conduction through the wall be affected?
  1.It will increase by 50.
  2.It will decrease by 50.
  3.It will increase by more than 50.
  4.It will decrease by more than 50.

Question 2

If ice at -40C is added to water at +40C, what final temperature will result?
  1.It must be below 0C.
  2.It must be 0C.
  3.It must be above 0C.
  4.It can be below 0C, 0C, or above 0C.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

debra928

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jul 28, 2018
Answer to Question 1

4

Answer to Question 2

4


Sportsfan2111

  • Hero Member
  • *****
  • Posts: 585
Reply #2 on: Jul 28, 2018
Thank you!


debra928

  • Sr. Member
  • ****
  • Posts: 342
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

The burning of fossil fuels has greatly increased atmospheric CO2 levels and temperatures. The burning of fossil fuels has greatly increased atmospheric CO2 levels and temperatures.
Eye wall Eye wall
Ishtar Gate and Throne Room Wall "بوابة عشتار‎‎" Ishtar Gate and Throne Room Wall "بوابة عشتار‎‎"
A solid concrete wall 4.0 m by 2.4 m and 30 cm thick, with a thermal conductivit A solid concrete wall 4.0 m by 2.4 m and 30 cm thick, with a thermal conductivit
The basis of modified dihybrid F2 phenotypic ratios The basis of modified dihybrid F2 phenotypic ratios
Anti-GM protesters attacking a field of genetically-modified maize in southwestern France Anti-GM protesters attacking a field of genetically-modified maize in southwestern France
Video: Deafness Culture

For a complete list of videos, visit our video library