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Damping motion
Related Topics
Wize University Physics Textbook (Master) > Periodic Motion: Oscillations
Critical Damping and Over-Damping Conditions
3 Activities
An oscillator is currently undergoing critically damping motion. What kind of motion would it undergo if mass is increased?
Underdamped
Critically Damped
Overdamped
It becomes a simple harmonic motion
Impossible to tell
I don't know
Check Submission
More Critical Damping and Over-Damping Conditions Questions:
Critical Damping and Over-Damping Conditions
A mass of
m
=
500
g
m = 500\ \mathrm{g}
m
=
500
g
is attached to a spring with spring constant
k
=
10
N
/
m
k = 10\ \mathrm{N}/\mathrm{m}
k
=
10
N
/
m
. This system has a damping coefficient of
b
=
3.2
k
g
/
s
b=3.2\ \mathrm{kg}/\mathrm{s}
b
=
3.2
kg
/
s
. If we want to modify the mass to obtain critically damped motion, what shall we do?
An oscillator is currently undergoing critically damping motion. What kind of motion would it undergo if the amplitude of the oscillation is increased?
An oscillator is currently undergoing critically damping motion. What kind of motion would it undergo if friction is increased?
50
k
g
kg
k
g
person taking a bungee jump:
a. If the initial length of the bungee cord is 20
m
m
m
and at the lowest point, the length of the cord is 25
m
m
m
, what is the spring constant of the cord?
b. After the jump, the person is experiencing a damping oscillation. What is the damping constant if the amplitude of its oscillation reduces to
1
5
\frac{1}{5}
5
1
of its original amplitude after 20 s?
Practice: Damped Oscillation
A
0.3
k
g
0.3\ kg
0.3
k
g
mass undergoes a damped oscillation with the damping constant
5
k
g
s
5\ \frac{kg}{s}
5
s
k
g
. How long does it take for the amplitude and total energy of the oscillation to be
1
4
\frac{1}{4}
4
1
of their initial values respectively?