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PHY 111 Final Exam Practice Evaluation 2026
Complete Question Bank with Full Solution Set
Physics Final Exam Study Guide
Introduction
This document contains a comprehensive PHY 111 final exam
practice question bank with fully worked solutions covering
the major topics from Lessons 9 through 14. It includes
conceptual multiple-choice questions, numerical problem-
solving exercises, and step-by-step solutions on rotational
motion, torque, momentum, collisions, oscillations, waves,
sound, fluid mechanics, pressure, buoyancy, and fluid flow.
The material is organized by lesson, making it useful for
targeted revision as well as comprehensive final exam
preparation.
Exam Questions and Answers
(LESSON 11 QUIZ)
A pendulum is allowed to oscillate with some period T. The
pendulum is then put into an elevator, which accelerates
downward. Compare the new period of oscillation to the
original. --- correct precise answer ---The new period is
greater than the original.
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What mass attached to a spring with a spring constant of 50
N/m will have an oscillation period of 3.0 s? --- correct
precise answer ---11.4 kg
A pendulum with a mass of 1.0 kg and a rope length of 0.5 m
is angled at 15° relative to the vertical. What is the
pendulum's period of oscillation once it is released? ---
correct precise answer ---1.4 s
Which of the following changes will increase the maximum
velocity of a pendulum? --- correct precise answer ---An
increase in the starting height
A pendulum with a mass of 0.8 kg and a rope length of 1.2 m
is angled at 20° relative to the vertical. What is the
pendulum's oscillation frequency once it is released? ---
correct precise answer ---0.5 Hz
A car turns a corner at a constant speed. Which of the
following correctly identifies all of the non-zero acceleration
terms experienced by the car? --- correct precise answer ---
Centripetal
When examining a position vs. time graph for an oscillating
object, a student notices that the object completes many cycles
in a small amount of time. What does this mean? --- correct
precise answer ---The object has a large frequency.
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What net torque is required to make a solid 50 kg disk (I = ½
mr^2) with a radius of 0.7 m experience an angular
acceleration of 30 rad/s/s? --- correct precise answer ---368
m-N
Which of the following changes will result in a larger period
for a pendulum? --- correct precise answer ---An increase in
the length of the rope of the pendulum
A spring with a mass of 7.0 kg and a spring constant of 200
N/m is compressed 0.7 m. When released, the spring-mass
system will oscillate horizontally on a frictionless surface.
What is the frequency of oscillation? --- correct precise
answer ---0.85 Hz
A spring with a mass of 0.5 kg and a spring constant of 40
N/m is compressed 0.35 m. When released, the spring-mass
system will oscillate horizontally on a frictionless surface.
What is the period of oscillation? --- correct precise answer --
-0.70 s
A variety of masses are attached at different points to a
uniform beam, which is allowed to pivot around a point on the
left end of the beam. Which system will have the largest
angular acceleration? --- correct precise answer ---System B
will have the largest angular acceleration
[m][2m]
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Which of the following changes will result in a larger
frequency for an oscillating spring-mass system? --- correct
precise answer ---An increase in the spring constant
Which of the following changes will increase the maximum
velocity of a horizontally oscillating spring-mass system? ---
correct precise answer ---More than one of the above
A solid 50 kg disk (I = ½ mr2) with a radius of 0.7 m rotates
from rest to a final angular velocity of 20 rad/s in 4.0 seconds.
What is the disk's angular acceleration? --- correct precise
answer ---5.0 rad/s/s
A spring-mass system shown below oscillates vertically.
Position A is the maximum upward displacement, position B is
the equilibrium position, and position C is the maximum
downward displacement. Which of the following correctly
indicates the position where the system will experience the
largest velocity? --- correct precise answer ---The velocity
will be largest at position B.
A student hangs a 10 kg sign from the end of a 1.5 m long pole
attached to a wall. What is the torque of the sign on the pole?
--- correct precise answer ---147 m-N
A spring-mass system is allowed to oscillate vertically. The
period of oscillation is measured as T. The system is then
PHY 111 Final Exam Practice Evaluation 2026
Complete Question Bank with Full Solution Set
Physics Final Exam Study Guide
Introduction
This document contains a comprehensive PHY 111 final exam
practice question bank with fully worked solutions covering
the major topics from Lessons 9 through 14. It includes
conceptual multiple-choice questions, numerical problem-
solving exercises, and step-by-step solutions on rotational
motion, torque, momentum, collisions, oscillations, waves,
sound, fluid mechanics, pressure, buoyancy, and fluid flow.
The material is organized by lesson, making it useful for
targeted revision as well as comprehensive final exam
preparation.
Exam Questions and Answers
(LESSON 11 QUIZ)
A pendulum is allowed to oscillate with some period T. The
pendulum is then put into an elevator, which accelerates
downward. Compare the new period of oscillation to the
original. --- correct precise answer ---The new period is
greater than the original.
,Page 2 of 31
What mass attached to a spring with a spring constant of 50
N/m will have an oscillation period of 3.0 s? --- correct
precise answer ---11.4 kg
A pendulum with a mass of 1.0 kg and a rope length of 0.5 m
is angled at 15° relative to the vertical. What is the
pendulum's period of oscillation once it is released? ---
correct precise answer ---1.4 s
Which of the following changes will increase the maximum
velocity of a pendulum? --- correct precise answer ---An
increase in the starting height
A pendulum with a mass of 0.8 kg and a rope length of 1.2 m
is angled at 20° relative to the vertical. What is the
pendulum's oscillation frequency once it is released? ---
correct precise answer ---0.5 Hz
A car turns a corner at a constant speed. Which of the
following correctly identifies all of the non-zero acceleration
terms experienced by the car? --- correct precise answer ---
Centripetal
When examining a position vs. time graph for an oscillating
object, a student notices that the object completes many cycles
in a small amount of time. What does this mean? --- correct
precise answer ---The object has a large frequency.
,Page 3 of 31
What net torque is required to make a solid 50 kg disk (I = ½
mr^2) with a radius of 0.7 m experience an angular
acceleration of 30 rad/s/s? --- correct precise answer ---368
m-N
Which of the following changes will result in a larger period
for a pendulum? --- correct precise answer ---An increase in
the length of the rope of the pendulum
A spring with a mass of 7.0 kg and a spring constant of 200
N/m is compressed 0.7 m. When released, the spring-mass
system will oscillate horizontally on a frictionless surface.
What is the frequency of oscillation? --- correct precise
answer ---0.85 Hz
A spring with a mass of 0.5 kg and a spring constant of 40
N/m is compressed 0.35 m. When released, the spring-mass
system will oscillate horizontally on a frictionless surface.
What is the period of oscillation? --- correct precise answer --
-0.70 s
A variety of masses are attached at different points to a
uniform beam, which is allowed to pivot around a point on the
left end of the beam. Which system will have the largest
angular acceleration? --- correct precise answer ---System B
will have the largest angular acceleration
[m][2m]
, Page 4 of 31
Which of the following changes will result in a larger
frequency for an oscillating spring-mass system? --- correct
precise answer ---An increase in the spring constant
Which of the following changes will increase the maximum
velocity of a horizontally oscillating spring-mass system? ---
correct precise answer ---More than one of the above
A solid 50 kg disk (I = ½ mr2) with a radius of 0.7 m rotates
from rest to a final angular velocity of 20 rad/s in 4.0 seconds.
What is the disk's angular acceleration? --- correct precise
answer ---5.0 rad/s/s
A spring-mass system shown below oscillates vertically.
Position A is the maximum upward displacement, position B is
the equilibrium position, and position C is the maximum
downward displacement. Which of the following correctly
indicates the position where the system will experience the
largest velocity? --- correct precise answer ---The velocity
will be largest at position B.
A student hangs a 10 kg sign from the end of a 1.5 m long pole
attached to a wall. What is the torque of the sign on the pole?
--- correct precise answer ---147 m-N
A spring-mass system is allowed to oscillate vertically. The
period of oscillation is measured as T. The system is then
