« previous next »

Author Question: A Carnot engine is operated as a refrigerator, taking in 18. J of heat every second and expelling ... (Read 199 times)

captainjonesify

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
A Carnot engine is operated as a refrigerator, taking in 18. J of heat every second and expelling 20. J into a 23.C room. What is the temperature inside the refrigerator?
 
  A) 300. K
  B) 15C
  C) -15C
  D) -6.6C
  E) 3.0C

Question 2

In a double-slit experiment, it is observed that the distance between adjacent maxima on a remote screen is 1 cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?
 
  A) It increases to 2 cm.
  B) It increases to 4 cm.
  C) It decreases to 0.5 cm.
  D) It decreases to 0.25 cm.
Physics ¦ Walker ¦ 5th Edition
Buy Test-Bank


ally

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

captainjonesify

  • Hero Member
  • *****
  • Posts: 543
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


ally

  • Sr. Member
  • ****
  • Posts: 331
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

The common rail on a Cummins diesel engine. A high-pressure pump (up to 30,000 PSI) is used to ... The common rail on a Cummins diesel engine. A high-pressure pump (up to 30,000 PSI) is used to ...
Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ... Weak valve springs will produce a normal reading at idle, but as engine speed increases, the needle ...
To prevent ignition and fuel-injection operation while the engine is being cranked, remove both the ... To prevent ignition and fuel-injection operation while the engine is being cranked, remove both the ...
To help locate how far the engine is being rotated, the technician is removing the distributor cap ... To help locate how far the engine is being rotated, the technician is removing the distributor cap ...
The heat range of a spark plug is determined by the distance the heat has to flow from the tip to ... The heat range of a spark plug is determined by the distance the heat has to flow from the tip to ...
When the cover is removed from the top of the engine, a mouse or some other animal nest is ... When the cover is removed from the top of the engine, a mouse or some other animal nest is ...
Video: DNA fingerprinting Animation

For a complete list of videos, visit our video library