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

Author Question: 1 kWh is equivalent to A) 3.6 106 J. B) 6.0 104 J. C) 6.0 103 J. D) 1.0 103 ... (Read 46 times)

jace

  • Hero Member
  • *****
  • Posts: 541
1 kWh is equivalent to
 
  A) 3.6  106 J. B) 6.0  104 J. C) 6.0  103 J. D) 1.0  103 J.

Question 2

A system with an input power of 50 W and an output power of 20 W has an efficiency of
 
  A) 40. B) 50. C) 25. D) 20.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

succesfull

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

A

Answer to Question 2

A




jace

  • Member
  • Posts: 541
Reply 2 on: Jul 28, 2018
Gracias!


Dominic

  • Member
  • Posts: 328
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

For a complete list of videos, visit our video library