Ask
your own question, for FREE!
Physics
26 Online
OpenStudy (anonymous):
A 160 W street lamp is operated for 10 hours a day. How much energy does it take to operate the lamp for 70 days? Express your answer in kW*h then also in joules
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (jamesj):
How much energy does a 160 W device use in 1 second?
OpenStudy (jamesj):
By definition Power = Energy / Time in units: Watts = Joules / second Hence 1 Watt means 1 Joule per second.
OpenStudy (jamesj):
Therefore, how much energy does a 160 W device use in 1 second?
Can't find your answer?
Make a FREE account and ask your own questions, OR help others and earn volunteer hours!
Join our real-time social learning platform and learn together with your friends!
Join our real-time social learning platform and learn together with your friends!
Latest Questions
xXAikoXx:
I need help. Does anybody know any tips on how to relax and not fear? I'm struggling to do that right now.
jinxthelovely:
does anybody have any tips on how to do geomotry?? im struggling
SnowyBreaks:
What's the best and safest way to catch a wild squirrel in your house-?
BloodyMoney:
https://open.spotify.com/track/40QrLHWdsxyXLAdjJG4Rxs?si=937451cbf1dc46d1 This so
bigbaddiedaddy:
hey question cove, I got a very debatable subject here and hoping to get lots of opinions.
Twaylor:
Question: Hypotheticaly if you went the frame rate of the universe (plank time), and turned that into " 1 plank time to 1 meter ", could you essentially tel
xXAikoXx:
I need help. Does anybody know any tips on how to relax and not fear? I'm struggling to do that right now.
24 minutes ago
1 Reply
0 Medals
jinxthelovely:
does anybody have any tips on how to do geomotry?? im struggling
37 minutes ago
2 Replies
1 Medal
SnowyBreaks:
What's the best and safest way to catch a wild squirrel in your house-?
1 day ago
3 Replies
1 Medal
BloodyMoney:
https://open.spotify.com/track/40QrLHWdsxyXLAdjJG4Rxs?si=937451cbf1dc46d1 This so
1 day ago
1 Reply
0 Medals
bigbaddiedaddy:
hey question cove, I got a very debatable subject here and hoping to get lots of opinions.
1 day ago
19 Replies
2 Medals
Twaylor:
Question: Hypotheticaly if you went the frame rate of the universe (plank time), and turned that into " 1 plank time to 1 meter ", could you essentially tel
2 days ago
18 Replies
2 Medals
