× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Science-Related Homework Help Physics
New Topic  
retard23 retard23
wrote...
Go to Answer
Posts: 517
Rep: 0 0
6 years ago
Compact fluorescent bulbs typically last 10 years while incandescent bulbs last about 1 year.
 
  For a given amount of light, a tungsten bulb draws 100 W and a compact
  fluorescent bulb draws 15 W. If the cost of electricity is 0.10/kWh, how long would you
  have to operate a compact fluorescent bulb to save 5.00 compared to the costs of operating
  a tungsten bulb?
Read 71 times
1 Reply
Replies
Answer verified by a subject expert
jester1997!jester1997!
wrote...
#1
Posts: 359
Rep: 3 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

retard23 Author
wrote...

6 years ago
Smart ... Thanks!
annabananerz
wrote...

Yesterday
Thank you, thank you, thank you!
tcat
wrote...

2 hours ago
Thanks
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1192 People Browsing
 114 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 978
  
 1139
  
 161
Your Opinion
Which is the best fuel for late night cramming?
Votes: 145
Previous poll results: Which of the following is the best resource to supplement your studies: