tag:blogger.com,1999:blog-5244458674117363159.post7784504937576906768..comments2023-09-24T02:39:05.162-07:00Comments on Daily GRE: Physics GRE - #5Paul Liuhttp://www.blogger.com/profile/16809371907394009052noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-5244458674117363159.post-46417515404106113492011-08-10T11:56:58.805-07:002011-08-10T11:56:58.805-07:00@7724633140411827401.0
Where $x$ is the displaceme...@7724633140411827401.0<br />Where $x$ is the displacement from equilibrium of course.Paul Liuhttps://www.blogger.com/profile/16809371907394009052noreply@blogger.comtag:blogger.com,1999:blog-5244458674117363159.post-77246331404118274012011-08-10T11:55:41.078-07:002011-08-10T11:55:41.078-07:00@6408285148348154764.0
I always remember it as $\d...@6408285148348154764.0<br />I always remember it as $\ddot{x}=-\omega^2 x$, but I guess it's the same thing.Paul Liuhttps://www.blogger.com/profile/16809371907394009052noreply@blogger.comtag:blogger.com,1999:blog-5244458674117363159.post-64082851483481547642011-08-10T10:57:58.894-07:002011-08-10T10:57:58.894-07:00A nice meta-formula to remember is that for all si...A nice meta-formula to remember is that for all simple harmonic motion<br /><br />omega^2 = ( restoring force ) / ( (unit displacement) * (unit mass) ) <br /><br />No longer a need to memorize the frequency of a 12 different systems, this works for them all: pendulums, circuits, even ones you've never seen before like a hoop on a nail.Alemihttps://www.blogger.com/profile/15394732652049740436noreply@blogger.com