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P h y s i c s L a b ( O n l i n e S i m u l a t i o n )
SIMPLE HARMONIC MOTION
Mechanics
TA name: Gujendra Gurung
Due Date:Tuesday, October 31
st
2023
Student Name: Ujjwal Sood
Student ID: 1002100120
Simulation Activity #8: Masses and Springs Simulation created by the Physics Education Technology Project (PhET) c/o The University of Colorado at Boulder http://phet.colorado.edu/
Investigating Springs: Harmonic Motion and Energy Exchanges
Objective:
This activity is intended to enhance your physics education. We offer it as a virtual lab online.
We think it will help you make connections between predictions and conclusions, concepts and
actions, equations and practical activities. We also think that if you give this activity a chance, it
will be fun! This is an opportunity to learn a great deal. Answer all questions as you follow the
procedure in running the simulation
.
You need to familiarize yourself with this spring mass system simulation. The spring’s stiffness
can be adjusted using “spring constant” slide and the mass can be adjusted using “mass” slide.
There are also sets of unknown masses that can easily be hanging on springs. The oscillation of
a mass can be real time or slowed down. The damping effect can be controlled by “damping”
P h y s i c s L a b ( O n l i n e S i m u l a t i o n )
slide bar. You can also transport the virtual lab to a different planet. You have also an option to
observe how the potential and kinetic energies exchange during oscillation and thermal energy
due to friction in the system. Timer is also available if check the “stopwatch” box in the control
panel. Use the “ruler” to make vertical position measurements.
Introduction:
When a load is applied to the free end of a spring suspended from a fixed support, the spring stretches
until the tension in the spring balances the weight of the load. If the stretch is within the elastic limit of
the spring, the load on the spring is directly proportional to the stretch of the spring and the spring obeys
Hooke’s law. Hooke’s law: F = -k
x, where k is the spring constant and
x is stretched (or compressed) Under this conditions, the loaded spring, if set into vibration, will undergo harmonic motion with a period
given by the equation,
T
=
2
π
√
m
k
Where T = period of motion, m=the effective mass of the vibrating system, and k=the spring constant
Procedure: Finding Spring Constant: Open Masses and Springs
http://phet.colorado.edu/simulations/sims.php?sim=Masses_and_Springs
When you start the lab, make sure you click on the Lab button.
1.
Apply the settings as shown above. a.
Determine the starting position by placing the ruler next to a spring. x
0sp1
= 0 m
b.
Hang a 100g mass from the spring and read the position of the spring. x
1sp1
= 0.165 m
c.
Find the displacement and calculate the constant of the spring.
x = 0.165 m, Force = 0.97 N
K
sp1
= -5.90 N/m
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Related Questions
Find the torque due to gravity on the pendulum about its pivot.
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Why does the pendulum exhibit oscillatory motion? Explain.
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Not 81930449@students.liu.edu.lb? Switch account
15 MCQS
In an oscillatory motion of a simple pendulum, the ratio of the maximum angular
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0.5 sec
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O 4 sec
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a. Spring constant of the spring
O b. Fastest speed attained by the oscillating object
O C. Mass of the oscillating object
d. Period of oscillation
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Needs Complete typed solution with 100 % accuracy.
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units in your answer.
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www.
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A
A
Your Answer:
A
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maximum
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a
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во
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O b. Use the conditions above to
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Analyze the motion and then calculate:
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• The period of motion of the point is tp =
sec
• The speed of point A when it is at the central
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• The acceleration of point A when it is at the
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• The speed of point A at when it is the furthest
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05 see
I see
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A docs.google.com – Private
3 sec
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In an oscillatory motion of a simple
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s^(-1). What is the time needed for the
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0.5 sec
1 sec
0.25 sec
4 sec
2 sec
A traveling wave on a taut string with a
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Which of the following is the velocity of the mass as a function of time and if possible tell me why?16.A. -Ae-Bt(ωcosωt+Bsinωt)
B. -Ae-Bt(Bcosωt-ωsinωt)
C. -Ae-Bt(Bcosωt+ωsinωt)
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m
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