Ask
your own question, for FREE!
Physics
5 Online
OpenStudy (lexy148):
A 0.5 kg ball moves in a circle that is 0.4 m in radius at a speed of 4.0 m/s. Calculate its centripetal acceleration. ac=40 m/s2 now how do you find centripital force?
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (surry99):
F= mv^2/r
OpenStudy (lexy148):
thx the answer is 20N
OpenStudy (surry99):
yes...
OpenStudy (lexy148):
nd is the ac part correct
OpenStudy (surry99):
yes...ac=v^2/y = (4 m/s)^2/.4m = 40 m/s^2
Still Need Help?
Join the QuestionCove community and study together with friends!
OpenStudy (lexy148):
ok thx
OpenStudy (surry99):
oops minor typo...ac=v^2/r
OpenStudy (lexy148):
lol i know what you meant
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
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
DoltonCarlee:
So like do y'all know anything about the first world war?
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
serenitystXrgazer:
Getting sent to anti gay christian covestion camp in a few weeks, any tips. guys i think im cooked.
6 hours ago
1 Reply
0 Medals
Aubree:
Guys, what does love feel like? I've been getting a tight chest and when I talk to him my heart rate hangs out around 100-120 beats per min, and when he doe
13 hours ago
10 Replies
2 Medals
thereneelg:
ok... anyone have advice?? ...I did Choir all throughout Middle school and have ALWAYS been put in Soprano those three years.
2 days ago
6 Replies
1 Medal
kamariana:
The Byzantine Procopius is known for (5 points) reconquering much of the old Roma
3 days ago
0 Replies
0 Medals
chuckD:
hellp!!! what does it mean to describe a scientist as skeptical Why is sceptical
3 days ago
2 Replies
1 Medal
DoltonCarlee:
So like do y'all know anything about the first world war?
2 days ago
2 Replies
0 Medals
thehearken:
anyone know how to explain this so its easier for me to understand? b(1)=2, b(n)=
2 days ago
5 Replies
2 Medals