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

Author Question: I left five 100. watt bulbs burning in my basement for two weeks. If electricity costs me 10./kw-h, ... (Read 84 times)

stephzh

  • Hero Member
  • *****
  • Posts: 556
I left five 100. watt bulbs burning in my basement for two weeks. If electricity costs me 10./kw-h, how much did the electricity cost (to the nearest dollar) to leave these bulbs on and how many Joules of electrical energy did they consume?
 
  What will be an ideal response?

Question 2

Which of the following is not a dimensionless number?
 
  A) strain
  B) specific gravity
  C) stress
  D) Reynolds number



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brittiany.barnes

  • Sr. Member
  • ****
  • Posts: 321
Answer to Question 1

17. and 6.05  108 Joules

Answer to Question 2

C




stephzh

  • Member
  • Posts: 556
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


jackie

  • Member
  • Posts: 324
Reply 3 on: Yesterday
Excellent

 

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

For a complete list of videos, visit our video library