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Name: Calculating Average Drag Force on an Accelerating Car using an Integral
Category: Dynamics
Date Added: 2016-08-11
Submitter: Flipping PhysicsA vehicle uniformly accelerates from rest to 3.0 x 10^1 km/hr in 9.25 seconds and 42 meters. Determine the average drag force acting on the vehicle. Want lecture notes? This is an AP Physics C Topic.
Content Times:
0:14 The Drag Force equation
0:39 The density of air
1:33 The drag coefficient
1:59 The cross sectional area
3:11 Determining instantaneous speed
4:08 Instantaneous Drag Force
4:36 Graphing Drag Force as a function of Time
5:17 The definite integral of drag force with respect to time
5:42 Average Drag Force times Total Change in TimeNext Video: Instantaneous Power Delivered by a Car Engine - Example Problem
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Previous Video: Average Power Delivered by a Car Engine - Example Problem
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Calculating Average Drag Force on an Accelerating Car using an Integral -
Name: Instantaneous Power Delivered by a Car Engine - Example Problem
Category: Work, Energy, Power
Date Added: 2017-01-12
Submitter: Flipping PhysicsA Toyota Prius is traveling at a constant velocity of 113 km/hr. If an average force of drag of 3.0 x 10^2 N acts on the car, what is the power developed by the engine in horsepower?
Want Lecture Notes? This is an AP Physics 1 Topic.Content Times:
0:15 The problem
1:18 Which equation to use and why
2:20 Billy solves the problem
3:59 What if the car is moving at 129 km/hr?Next Video: You Can't Run From Momentum! (a momentum introduction)
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Previous Video: Average Power Delivered by a Car Engine - Example Problem
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Instantaneous Power Delivered by a Car Engine - Example Problem -
Name: Do Anti-lock Brakes use Static or Kinetic Friction? by Billy
Category: Dynamics
Date Added: 2016-06-30
Submitter: Flipping PhysicsBilly analyzes ABS brakes to show the difference between Rolling without Slipping and Rolling with Slipping. He also answers the question in the title of the video, but why would I write that in the description? Want Lecture Notes? This is an AP Physics 1 Topic.
Content Times:
0:17 ABS Brakes
0:40 Demonstrating Rolling without Slipping and Rolling with Slipping
1:36 How ABS Brakes work
2:18 Analyzing a car tire
3:34 The calculationsNext Video: Everybody Brought Mass to the Party!
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Previous Video: Does the Book Move? An Introductory Friction Problem
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Do Anti-lock Brakes use Static or Kinetic Friction? by Billy -
Name: Average Power Delivered by a Car Engine - Example Problem
Category: Work, Energy, Power
Date Added: 2016-07-28
Submitter: Flipping PhysicsA 1400 kg Prius uniformly accelerates from rest to 30 km/hr in 9.25 seconds and 42 meters. If an average force of drag of 8.0 N acts on the car, what is the average power developed by the engine in horsepower? Want Lecture Notes? This is an AP Physics 1 Topic.
Content Times:
0:15 Translating the example to physics
2:13 The equation for power
3:37 Drawing the Free Body Diagram and summing the forces
4:47 Solving for acceleration and Force Applied
5:43 Determining theta
6:01 Solving for Average Power
6:53 Understanding our answer
7:34 The Horse Pedal
9:13 Comparing to a larger acceleration exampleNext Video: Instantaneous Power Delivered by a Car Engine - Example Problem
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Previous Video: Graphing Instantaneous Power
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Average Power Delivered by a Car Engine - Example Problem -
Name: Introductory Kinetic Friction on an Incline Problem
Category: Dynamics
Date Added: 2016-06-16
Submitter: Flipping PhysicsYou place a book on a 14° incline and then let go of the book. If the book takes 2.05 seconds to travel 0.78 meters, what is the coefficient of kinetic friction between the book and the incline?
Want Lecture Notes? This is an AP Physics 1 Topic.Content Times:
0:01 The example
0:13 Listing the known values
1:09 Drawing the free body diagram
1:58 Net force in the perpendicular direction
2:34 Net force in the parallel direction
4:03 Solving for acceleration
5:07 Solving for Mu
5:40 We made a mistakeMultilingual? Please help translate Flipping Physics videos!
Previous Video: Introductory Static Friction on an Incline Problem
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Introductory Kinetic Friction on an Incline Problem -
Name: Calculating the Uncertainty of the Coefficient of Friction
Category: Dynamics
Date Added: 2016-06-16
Submitter: Flipping Physics10 trials to calculate the coefficient of static friction and how to calculate the uncertainty of this measurement.
More details about Standard Deviation is in the lecture notes. This is an AP Physics 1 Topic.Next Video: Introductory Kinetic Friction on an Incline Problem
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Previous Video: Introductory Static Friction on an Incline Problem
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Calculating the Uncertainty of the Coefficient of Friction -
Name: Introductory Static Friction on an Incline Problem
Category: Dynamics
Date Added: 2016-06-13
Submitter: Flipping PhysicsA book is resting on a board. One end of the board is slowly raised. The book starts to slide when the incline angle is 15°. What is the coefficient of static friction between the book and the incline? Want Lecture Notes? This is an AP Physics 1 Topic.
Content Times:
0:01 The example
0:44 Drawing the free body diagram
1:41 Net force in the parallel direction
2:11 Demonstrating why the acceleration in the parallel direction is zero
3:58 Force normal does not equal force of gravity
4:32 Net force in the perpendicular direction
5:07 Return to the parallel direction
6:06 Substituting in numbersNext Video: Calculating the Uncertainty of the Coefficient of Friction
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Previous Video: Physics "Magic Trick" on an Incline
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Introductory Static Friction on an Incline Problem -
Name: Graphing Instantaneous Power
Category: Work, Energy, Power
Date Added: 2016-06-28
Submitter: Flipping PhysicsAn 8.53 kg pumpkin is dropped from a height of 8.91 m. Will the graph of instantaneous power delivered by the force of gravity as a function of _____ be linear? If not, what would you change to make the graph linear? (a) Time, (b) Position.
Want Lecture Notes? This is an AP Physics 1 Topic.Content Times:
0:12 The example
1:08 The equation for instantaneous power
1:43 Part (a): Solving for velocity as a function of time
2:55 Part (a): Solving for power as a function of time
3:23 Part (a): Is power as a function of time linear?
4:26 Part (a): Graphing power as a function of time
5:03 Part (b): Solving for velocity as a function of position
5:58 Part (b): Solving for power as a function of position
7:02 Part (b): Is power as a function of position linear?
7:38 Part (b): How can we make the graph linear?
8:33 Part (b): Graphing power squared as a function of positionNext Video: Average Power Delivered by a Car Engine - Example Problem
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Previous Video: Average and Instantaneous Power Example
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Graphing Instantaneous Power -
Name: Average and Instantaneous Power Example
Category: Work, Energy, Power
Date Added: 2016-06-02
Submitter: Flipping PhysicsAn 8.53 kg pumpkin is dropped from a height of 8.91 m. What is the power delivered by the force of gravity (a) over the whole displacement of the pumpkin, (b) right after the pumpkin is dropped and (c) right before the pumpkin strikes the ground?
Want Lecture Notes? This is an AP Physics 1 Topic.Content Times:
0:16 The example
1:26 Visualizing the example
2:22 Part (a)
3:32 Solving for Δt
5:32 Alternate solution to part (a)
6:33 Average vs. Instantaneous Power Equations
7:45 Part (b)
8:12 Part (c)Next Video: Graphing Instantaneous Power
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Previous Video: Introduction to Power
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Average and Instantaneous Power Example -
Name: Introduction to Power
Category: Work, Energy, Power
Date Added: 2016-05-21
Submitter: Flipping PhysicsMr.P introduces power which equals work divided by change in time and it also equals force times velocity times cosine theta.
Want Lecture Notes? This is an AP Physics 1 Topic.
Content Times:
0:12 The difference between the two examples
0:43 The definition of power
1:04 Why the work is the same in both examples
2:13 Which example has more power
2:45 The units for power; watts
3:33 The other equation for power
4:46 HorsepowerNext Video: Average and Instantaneous Power Example
Previous Video: Net Work equals Change in Kinetic Energy Problem by Billy
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Introduction to Power -
Name: Reflections on the 2015 AP Physics 1 Exam Free Response Questions
Category: Exam Prep
Date Added: 2016-04-17
Submitter: Flipping PhysicsWant Lecture Notes?
Content Times:
0:29 Write Legibly
0:44 Graphs are answers
1:00 lowercase vs. UPPERCASE variables
1:16 Free Body Diagrams
1:48 Algebra
2:00 Terms you need to be familiar with
3:21 Weight and mass are not the same
3:32 Design an experiment
3:45 Paragraph-length response
3:54 Compare variablesPrevious Video: Free Response Question #5 - AP Physics 1 - 2015 Exam Solutions
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AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.
Link to The 2015 AP Physics 1 Free Response Questions
Reflections on the 2015 AP Physics 1 Exam Free Response Questions -
Name: Free Response Question #5 - AP Physics 1 - 2015 Exam Solutions
Category: Exam Prep
Date Added: 2016-04-17
Submitter: Flipping PhysicsWant Lecture Notes?
Content Times:
0:09 The initial setup
1:54 Part (a)
3:02 Part (b)
4:22 Part (c)Next Video: Reflections on the 2015 AP Physics 1 Exam Free Response Questions
Previous Video: Free Response Question #4 - AP Physics 1 - 2015 Exam Solutions
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AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.
Link to The 2015 AP Physics 1 Free Response Questions
Free Response Question #5 - AP Physics 1 - 2015 Exam Solutions -
Name: Free Response Question #4 - AP Physics 1 - 2015 Exam Solutions
Category: Exam Prep
Date Added: 2016-04-07
Submitter: Flipping PhysicsWant Lecture Notes?
Content Times:
0:10 The initial setup
1:07 Part (a)
2:19 Part (b)
3:06 Part (c)Next Video: Free Response Question #5 - AP Physics 1 - 2015 Exam Solutions
Previous Video: Free Response Question #3 - AP Physics 1 - 2015 Exam Solutions
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AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.
Link to The 2015 AP Physics 1 Free Response Questions
Free Response Question #4 - AP Physics 1 - 2015 Exam Solutions -
Name: Free Response Question #3 - AP Physics 1 - 2015 Exam Solutions
Category: Exam Prep
Date Added: 2016-03-31
Submitter: Flipping PhysicsWant Lecture Notes?
Content Times:
0:11 The initial setup
1:00 Part (a) setup
2:11 Part (a) at x = -D
3:07 Part (a) from x = -D to x = 0
4:28 Part (a) from x = 0 to x = 3D
6:39 Part (b)
7:21 Part (b i)
7:50 Part (b ii)
8:33 Part (c)
10:14 Part (d) Question
11:12 Part (d) AnswersNext Video: Free Response Question #4 - AP Physics 1 - 2015 Exam Solutions
Previous Video: Free Response Question #2 - AP Physics 1 - 2015 Exam Solutions
Multilingual? Please help translate Flipping Physics videos!
AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.
Link to The 2015 AP Physics 1 Free Response Questions
Free Response Question #3 - AP Physics 1 - 2015 Exam Solutions -
Name: Free Response Question #2 - AP Physics 1 - 2015 Exam Solutions
Category: Exam Prep
Date Added: 2016-03-30
Submitter: Flipping PhysicsWant Lecture Notes?
Content Times:
0:15 The initial setup
0:55 The initial circuit diagram
1:37 Part (a)
3:24 Part (b i)
3:55 Part (b ii)
4:26 Part (c i)
5:23 Part (c ii)
5:49 Part (d)Next Video: Free Response Question #3 - AP Physics 1 - 2015 Exam Solutions
Previous Video: Free Response Question #1 - AP Physics 1 - 2015 Exam Solutions
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AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.
Link to The 2015 AP Physics 1 Free Response Questions
Free Response Question #2 - AP Physics 1 - 2015 Exam Solutions -
Name: Free Response Question #1 - AP Physics 1 - 2015 Exam Solutions
Category: Exam Prep
Date Added: 2016-03-25
Submitter: Flipping PhysicsWant Lecture Notes?
Content Times:
0:11 The initial setup
0:29 Part (a)
1:52 Advice about Free Body Diagrams (or Force Diagrams)
2:47 Part (b)
4:37 Part (c)
6:34 A shorter answer to Part (c)Next Video: Free Response Question #2 - AP Physics 1 - 2015 Exam Solutions
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AP® is a registered trademark of the College Board, which was not involved in the production of, and does not endorse, this product.
Link to The 2015 AP Physics 1 Free Response Questions
Free Response Question #1 - AP Physics 1 - 2015 Exam Solutions -
Name: Work-Energy Theorem Problem by Billy
Category: Work, Energy, Power
Date Added: 2016-05-18
Submitter: Flipping PhysicsLearn with Billy as he uses the Work-Energy Theorem or what I prefer to call the Net Work-Kinetic Energy Theorem to solve a problem. Want Lecture Notes? This is an AP Physics 1 topic.
Content Times:
0:36 The problem statement
1:02 The Net Work-Kinetic Energy Theorem
2:03 The Net Work on the Horizontal Surface
3:39 The Net Work on the Incline
4:05 The Work done by the Force of Gravity
5:40 The Work done by the Force of Kinetic Friction
7:24 Substituting back into the Net Work equation
9:31 Positive vs. Negative Work
10:56 A generally overview of what happens to all the energies
11:57 Energy percentagesNeed help understanding theta 1?
Next Video: Introduction to Power
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Previous Video: Deriving the Work-Energy Theorem using Calculus
Work-Energy Theorem Problem by Billy -
Name: Deriving the Work-Energy Theorem using Calculus
Category: Work, Energy, Power
Date Added: 2016-02-26
Submitter: Flipping PhysicsUse the integral and derivative to derive the Work-Energy Theorem or what I prefer to call the Net Work-Kinetic Energy Theorem. Want Lecture Notes? This is an AP Physics 1 topic.
Content Times:
0:21 The integral definition of work
1:02 Net Work
1:53 Substituting in for acceleration
2:40 Dealing with dv/dt
3:26 Changing the limits
3:50 Substituting in velocity
4:32 Taking the integral
4:56 Kinetic Energy!
5:16 The Theorem
5:42 Other energy equations
6:46 When can we use this equation?Next Video: Work-Energy Theorem Problem by Billy
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Previous Video: Work due to Friction equals Change in Mechanical Energy Problem by Billy
Deriving the Work-Energy Theorem using Calculus -
Name: Work due to Friction equals Change in Mechanical Energy Problem by Billy
Category: Work, Energy, Power
Date Added: 2016-02-17
Submitter: Flipping PhysicsEnjoy learning from Billy as he solves a problem using Work due to Friction equals Change in Mechanical Energy. Want Lecture Notes? This is an AP Physics 1 topic.
Content Times:
0:21 The problem
0:51 Work due to Friction equals Change in Mechanical Energy
1:31 Determining the Mechanical Energies
2:44 Solving for the Force Normal
3:52 Relating height final to displacement along the incline
5:03 Substituting in numbersNext Video: Deriving the Work-Energy Theorem using Calculus
See this problem solved using Conservation of Energy and Newton’s Second Law.
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Previous Video: Introductory Work due to Friction equals Change in Mechanical Energy Problem
Work due to Friction equals Change in Mechanical Energy Problem by Billy -
Name: Introductory Work due to Friction equals Change in Mechanical Energy Problem
Category: Work, Energy, Power
Date Added: 2016-02-12
Submitter: Flipping PhysicsThe equation Work due to Friction equals Change in Mechanical Energy can often be confusing for students. This video is a step-by-step introduction in how to use the formula to solve a problem. Want Lecture Notes? This is an AP Physics 1 topic.
Content Times:
0:09 The problem
1:29 Why we can use this equation in this problem
1:52 Expanding the equation
2:29 Identifying Initial and Final Points and the Horizontal Zero Line
3:00 Substituting into the left hand side of the equation
4:05 Deciding which Mechanical Energies are present
4:59 Where did all that Kinetic Energy go?
5:27 Identifying which variables we know and do not know
5:58 Solving for the Force Normal
6:57 Substituting Force Normal back into the original equation
8:09 Why isn’t our answer negative?Next Video: Work due to Friction equals Change in Mechanical Energy Problem by Billy
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Previous Video: Introduction to Mechanical Energy with Friction
Introductory Work due to Friction equals Change in Mechanical Energy Problem -
Name: Introduction to Mechanical Energy with Friction
Category: Work, Energy, Power
Date Added: 2016-02-08
Submitter: Flipping PhysicsLearn how to use Mechanical Energy when the Work done by Friction does not equal zero.
Want Lecture Notes? This is an AP Physics 1 topic.
Content Times:
0:09 When is Conservation of Mechanical energy true?
0:37 Work due to Friction equals the Change in Mechanical Energy
1:57 Determining the angle in the work equation
3:01 When the angle is not 180 degrees
3:50 What if the work done by friction is zero?
4:31 Always identify …Next Video: Introductory Work due to Friction equals Change in Mechanical Energy Problem
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Previous Video: The Energy Song by Bo
Introduction to Mechanical Energy with Friction -
Name: The Energy Song by Bo
Category: Work, Energy, Power
Date Added: 2016-01-29
Submitter: Flipping PhysicsSing and learn about Work and Mechanical Energy with Bo!
Want Lyrics? This is an AP Physics 1 topic.
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Next Video: Introduction to Mechanical Energy with Friction
Previous Video: Conservation of Energy Problem with Friction, an Incline and a Spring by Billy
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The Energy Song by Bo -
Name: Work due to the Force of Gravity on an Incline by Billy
Category: Work, Energy, Power
Date Added: 2016-01-15
Submitter: Flipping PhysicsBilly does an example problem to review the work equation.
Want Lecture Notes? This is an AP Physics 1 topic.
This video expands on what we did in “Conservation of Energy Problem with Friction, an Incline and a Spring by Billy”. Please make sure you watch that video first.
Content Times:
0:26 The problem
1:11 The level surface
1:29 The incline
2:21 The valuesNext Video: The Energy Song by Bo
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Work due to the Force of Gravity on an Incline by Billy -
Name: Conservation of Energy Problem with Friction, an Incline and a Spring by Billy
Category: Work, Energy, Power
Date Added: 2016-01-14
Submitter: Flipping PhysicsBilly helps you review Conservation of Mechanical Energy, springs, inclines, and uniformly accelerated motion all in one example problem.
Want Lecture Notes? This is an AP Physics 1 topic.
Content Times:
0:10 The problem
0:38 Listing the known values
1:40 Using Conservation of Mechanical Energy
2:56 Canceling out the Mechanical Energies which are not there
4:18 Drawing the Free Body Diagram
4:52 Summing the forces in the perpendicular direction
5:26 Summing the forces in the parallel direction
6:59 Using Uniformly Accelerated Motion
7:56 Finding the maximum heightNext Video: Work due to the Force of Gravity on an Incline by Billy
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Previous Video: Introductory Conservation of Mechanical Energy Problem using a Trebuchet
Conservation of Energy Problem with Friction, an Incline and a Spring by Billy
Video Discussion: Force of Impact Equation Derivation
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Name: Force of Impact Equation Derivation
Category: Momentum and Collisions
Date Added: 2017-01-12
Submitter: Flipping Physics
Rearranging Newton’s Second Law to derive the force of impact equation.
Want lecture notes? This is an AP Physics 1 Topic.
Content Times:
0:09 Newton’s Second Law
1:57 The Force of Impact equation
2:33 The paradigm shift
Next Video: Calculating the Force of Impact when Stepping off a Wall
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Previous Video: You Can't Run From Momentum! (a momentum introduction)
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Force of Impact Equation Derivation