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

Author Question: The SI units for k, the spring constant, are equivalent to: a. J c. kg / s2 b. J / N d. none of ... (Read 43 times)

rayancarla1

  • Hero Member
  • *****
  • Posts: 571
The SI units for k, the spring constant, are equivalent to:
 a. J
  c. kg / s2
  b. J / N
  d. none of the above

Question 2

Suppose a power plant uses a Carnot engine to generate electricity, using the atmosphere at 300 K as the low-temperature reservoir. Suppose the power plant produces an amount of electricity with the hot reservoir at 500 K during Day One and then produces the same amount of electricity with the hot reservoir at 600 K during Day Two. The thermal pollution was:
 a. greatest on Day One.
  c. the same on both days.
  b. greatest on Day Two.
  d. zero on both days.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tofugiraffe

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

C

Answer to Question 2

A




rayancarla1

  • Member
  • Posts: 571
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it


cdmart10

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

Before a vaccine is licensed in the USA, the Food and Drug Administration (FDA) reviews it for safety and effectiveness. The CDC then reviews all studies again, as well as the American Academy of Pediatrics and the American Academy of Family Physicians. Every lot of vaccine is tested before administration to the public, and the FDA regularly inspects vaccine manufacturers' facilities.

For a complete list of videos, visit our video library