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 5 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
Excellent


kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

For a complete list of videos, visit our video library