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

Author Question: Give the Kelvin-Planck statement of the Second Law of Thermodynamics. What will be an ideal ... (Read 26 times)

tfester

  • Hero Member
  • *****
  • Posts: 534
Give the Kelvin-Planck statement of the Second Law of Thermodynamics.
 
  What will be an ideal response?

Question 2

Estimate the observed wavelength for the 656 nm line in the spectrum of a star which is 100 million light-years from us.
 
  A)
 
  653 nm
  B)
 
  659 nm
  C)
 
  661 nm
  D)
 
  677 nm
  E)
 
  692 nm



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vickybb89

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

No device is possible whose sole effect is to transform a given amount of heat completely into work.

Answer to Question 2

C




tfester

  • Member
  • Posts: 534
Reply 2 on: Jul 29, 2018
Wow, this really help


ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

For a complete list of videos, visit our video library