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 44 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
Wow, this really help


ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

For a complete list of videos, visit our video library