PHS 104A Introductory Physics Lab | Final Report | Hooke's Law 2025 Update with complete solutions.

PHS104A Introductory Physics Lab

Hooke's Law

Final Report
Student Name Brenna Hummitsch Hummitsch
Student ID 405571
Lesson Hooke's Law
Institution National University
Session PHS104A-25978-2504
Course PHS104A Introductory Physics Lab
Instructor Souheil Ghannouchi




Test Your Knowledge

Match each term to the best description.




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, Identify each statement as true or false.
j j j j j j




True False


1 2

The jequilibrium jposition jof ja jspring jis Spring jpotential j energy j can jbe jpositive
the junstretched jlength or j negative, j depending j on jthe j sign j of
the jdisplacement
An jobject jstretched jwithin jits jelastic
limit jfollows jHooke's jlaw The jrestoring jforce jand jthe
displacement jare jalways jin jthe jsame
Spring jpotential jenergy jvaries jwith jthe direction
square jof jthe jdisplacement




Exploration

The restoring force is proportional to the displacement from the
j j j j j j j j j



equilibrium.
j




True

j False




The restoring force always points away from the equilibrium position.
j j j j j j j j j




True

j False




The spring constant indicates the
j j j j j of the spring.
j j j




length

mass

stiffness

None of the above
j j j




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, Springs combined in parallel will each experience the same
j j j j j j j j j .

displacement

force

spring constant j




j All of the above
j j j




A spring stretched beyond its elastic limit will
j j j j j j j j .


return to its original lengthj j j j




remain deformed j




still follow Hooke's law
j j j




j None of the above j j j




The change in spring potential energy of a spring is equal to the amount of
j j j j j j j j j j j j j j



on the spring.
j j j




work done j




weight

mass

j All of the above
j j j




Spring potential energy is conserved for a hanging mass on a spring at rest.
j j j j j j j j j j j j j




True

False




Exercise 1 j




How does the relative stiffness of a spring relate to its spring constant?
j j j j j j j j j j j j




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, How does spring potential energy change relative to the displacement of the
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spring?
j




Use the graph in Graph 1 to define the relationship between the spring force
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and the displacement of a spring.
j j j j j j




How would the graph in Graph 1 change if the spring were stretched beyond
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its elastic limit?
j j j




Was potential energy conserved in your experiment? Use the data from Data
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Table 2 to support your answer.
j j j j j j




Describe possible improvements to the experimental procedure that would
j j j j j j j j



increase the accuracy of your results.
j j j j j j




Data Table 1: Measuring the Spring Constant of a Spring
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