OscillatiOMS chapter 18 ↑
Oscillation =
repetitive back-and-forth or up-and-down motion
↓
stop object from
oscillating ,
comes to equilibrium position
free forced
FREQUENCY
frequency at oscillations not at
NATURAL
frequency
↓
:
natural
which a body vibrates When there's no ↳ natural
frequency of vibration will be
resultant external force acting on it < than this frequency
Observing Oscillations :
slow oscillations (cannot observe most oscillations)
mass-spring system Denaulum
·
mass
we e e ve
2 7
equil
Describing Oscillations
a
-emaxdisplacement
fro a
↑ sinusoidal
-
e
·
position
! .
↑
&
I
time
~
period ,
T
↳ time to full oscillation
complete I
↓ =
frequency =
He
↳ number of oscillations per unit time
phase point that an
oscillating particle has reached within the complete
cycle of an oscillation
phase difference :
diff -
in phases of two
oscillating particles (degrees /radians)
,
,
,
Oscillation =
repetitive back-and-forth or up-and-down motion
↓
stop object from
oscillating ,
comes to equilibrium position
free forced
FREQUENCY
frequency at oscillations not at
NATURAL
frequency
↓
:
natural
which a body vibrates When there's no ↳ natural
frequency of vibration will be
resultant external force acting on it < than this frequency
Observing Oscillations :
slow oscillations (cannot observe most oscillations)
mass-spring system Denaulum
·
mass
we e e ve
2 7
equil
Describing Oscillations
a
-emaxdisplacement
fro a
↑ sinusoidal
-
e
·
position
! .
↑
&
I
time
~
period ,
T
↳ time to full oscillation
complete I
↓ =
frequency =
He
↳ number of oscillations per unit time
phase point that an
oscillating particle has reached within the complete
cycle of an oscillation
phase difference :
diff -
in phases of two
oscillating particles (degrees /radians)
,
,
,
