period
1/f
spring period
Ts=2pi sqrt(m/k)
point mass period
Tp= 2pi sqrt(L/g)
spring block oscillator
Kd=mg
ang. velocity spring
w= sqrt(k/m)
ang. velocity ped
w= 2pi/T
physical mass period
T= 2pi sqrt(I/mgh)
initial phase
0not = sin^-1(ynot/A)
vertical spring
F= k(d+y) -mg
simple harmonic motion position
x= Asin(wt+ o)
simple harmonic motion velocity
V= Awcos(wt+ o)
simple harmonic motion accleration
a= -Aw2sin(wt+ o)
max velocity of spring
V= sqrt(KA2/m)
restoring Force of simple pend.
mgsin0
angular postion of simple pend
0= 0maxSin(wt+ o)