« previous next »

Author Question: A Carnot engine is operated as a refrigerator, taking in 18. J of heat every second and expelling ... (Read 122 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?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Astronaut Piers Sellers during the third spacewalk of STS-121, a demonstration of orbiter heat shiel Astronaut Piers Sellers during the third spacewalk of STS-121, a demonstration of orbiter heat shiel
Taking a Pap smear. Taking a Pap smear.
The rotating assembly for a V-8 engine that has eight pistons and connecting rods and one ... The rotating assembly for a V-8 engine that has eight pistons and connecting rods and one ...
Material Balance over #3 Heat Exchanger Material Balance over #3 Heat Exchanger
Start the fuel injector cleaning process by bringing the vehicle’s engine up to operating ... Start the fuel injector cleaning process by bringing the vehicle’s engine up to operating ...
how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C? how much energy is needed to heat 77.0g H2O(s) from -10.0 C to 0.0 C?
Video: Coronary Heart Disease

For a complete list of videos, visit our video library