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What is the angular acceleration of a compact disc that turns through 3.25 revolutions while it uniformly slows to a stop in 2.27 seconds? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 Translating the problem 0:52 Determining which Uniformly Angularly Accelerated Motion (UαM) equation to use 1:54 Using a second UαM equation Multilingual? Please help translate Flipping Physics videos! Next Video: Human Tangential Velocity Demonstration Previous Video: Uniformly Angularly Accelerated Motion Introduction Please support me on Patreon! Thank you to Christopher Becke for being my Quality Control Team for this video. -
Name: Introductory Uniformly Angularly Accelerated Motion Problem - A CD Player Category: Rotational Motion Date Added: 2017-07-23 Submitter: Flipping Physics What is the angular acceleration of a compact disc that turns through 3.25 revolutions while it uniformly slows to a stop in 2.27 seconds? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 Translating the problem 0:52 Determining which Uniformly Angularly Accelerated Motion (UαM) equation to use 1:54 Using a second UαM equation Multilingual? Please help translate Flipping Physics videos! Next Video: Human Tangential Velocity Demonstration Previous Video: Uniformly Angularly Accelerated Motion Introduction Please support me on Patreon! Thank you to Christopher Becke for being my Quality Control Team for this video. Introductory Uniformly Angularly Accelerated Motion Problem - A CD Player
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A record player is plugged in, uniformly accelerates to 45 revolutions per minute, and then is unplugged. The record player (a) takes 0.85 seconds to get up to speed, (b) spends 3.37 seconds at 45 rpms, and then (c) takes 2.32 seconds to slow down to a stop. What is the average angular acceleration of the record player during all three parts? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 Translating the problem 2:35 Solving part (a) - angular acceleration while speeding up 3:13 Solving part (b) - angular acceleration at a constant angular velocity 3:57 Solving part (c) - angular acceleration while slowing down 4:36 Reflecting on all 3 parts simultaneously Multilingual? Please help translate Flipping Physics videos! Next Video: Uniformly Angularly Accelerated Motion Introduction Previous Video: Angular Acceleration Introduction Please support me on Patreon! Thank you to Aarti Sangwan, Scott Carter, and Christopher Becke for being my Quality Control team for this video.
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Name: Angular Accelerations of a Record Player Category: Rotational Motion Date Added: 2017-07-11 Submitter: Flipping Physics A record player is plugged in, uniformly accelerates to 45 revolutions per minute, and then is unplugged. The record player (a) takes 0.85 seconds to get up to speed, (b) spends 3.37 seconds at 45 rpms, and then (c) takes 2.32 seconds to slow down to a stop. What is the average angular acceleration of the record player during all three parts? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 Translating the problem 2:35 Solving part (a) - angular acceleration while speeding up 3:13 Solving part (b) - angular acceleration at a constant angular velocity 3:57 Solving part (c) - angular acceleration while slowing down 4:36 Reflecting on all 3 parts simultaneously Multilingual? Please help translate Flipping Physics videos! Next Video: Uniformly Angularly Accelerated Motion Introduction Previous Video: Angular Acceleration Introduction Please support me on Patreon! Thank you to Aarti Sangwan, Scott Carter, and Christopher Becke for being my Quality Control team for this video. Angular Accelerations of a Record Player
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The wheel of a bike rotates exactly 3 times in 12.2 seconds. What is the average angular velocity of the wheel in (a) radians per second and (b) revolutions per minute? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 Translating the problem 1:32 Solving for the angular velocity in radians per second 2:22 Converting from radians per second to revolutions per minute 3:24 Three common mistakes made by students when doing this conversion. 4:37 Alternate and easier solution for part b Multilingual? Please help translate Flipping Physics videos! Next Video: Angular Acceleration Introduction Previous Video: Angular Velocity Introduction Please support me on Patreon! Thank you to Scott Carter and Christopher Becke for being my Quality Control team for this video.
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Name: Introductory Angular Velocity Problem - A Turning Bike Tire Category: Rotational Motion Date Added: 2017-06-26 Submitter: Flipping Physics The wheel of a bike rotates exactly 3 times in 12.2 seconds. What is the average angular velocity of the wheel in (a) radians per second and (b) revolutions per minute? Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:08 Translating the problem 1:32 Solving for the angular velocity in radians per second 2:22 Converting from radians per second to revolutions per minute 3:24 Three common mistakes made by students when doing this conversion. 4:37 Alternate and easier solution for part b Multilingual? Please help translate Flipping Physics videos! Next Video: Angular Acceleration Introduction Previous Video: Angular Velocity Introduction Please support me on Patreon! Thank you to Scott Carter and Christopher Becke for being my Quality Control team for this video. Introductory Angular Velocity Problem - A Turning Bike Tire
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How far does a piece of gum stuck to the outside of a 67 cm diameter wheel travel while the wheel rotates through 149°? A conversion from revolutions to degrees is performed. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:11 Reading, visualizing, and translating the problem 1:22 Solving the problem 1:51 Converting from revolutions to radians 3:09 Measuring our answer Multilingual? Please help translate Flipping Physics videos! Next Video: Angular Velocity Introduction Previous Video: Defining Pi for Physics Please support me on Patreon! Thank you to Aarti Sangwan and Christopher Becke for being my Quality Control team for this video.
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Name: Introductory Arc Length Problem - Gum on a Bike Tire Category: Rotational Motion Date Added: 2017-06-12 Submitter: Flipping Physics How far does a piece of gum stuck to the outside of a 67 cm diameter wheel travel while the wheel rotates through 149°? A conversion from revolutions to degrees is performed. Want Lecture Notes? This is an AP Physics 1 topic. Content Times: 0:11 Reading, visualizing, and translating the problem 1:22 Solving the problem 1:51 Converting from revolutions to radians 3:09 Measuring our answer Multilingual? Please help translate Flipping Physics videos! Next Video: Angular Velocity Introduction Previous Video: Defining Pi for Physics Please support me on Patreon! Thank you to Aarti Sangwan and Christopher Becke for being my Quality Control team for this video. Introductory Arc Length Problem - Gum on a Bike Tire
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Calculus based review of the cross product torque equation, how to do a unit vector cross product problem, rotational equilibrium, the rotational form of Newton’s second law, the angular momentum of a particle and of a rigid object with shape, the derivation of conservation of angular momentum, and a conservation of angular momentum example problem which reviews a lot of the pieces necessary to understand conservation of angular momentum. For the calculus based AP Physics C mechanics exam. Want Lecture Notes? Content Times: 0:15 The cross product torque equation 1:10 Unit vector cross product example problem 3:32 Rotational equilibrium definition 4:55 Rotational form of Newton’s second law 5:37 Angular momentum of a particle 7:08 Angular momentum of a rigid object with shape 7:49 Conservation of angular momentum derivation 8:57 Conservation of angular momentum example problem 10:57 Visualizing the problem 12:04 The conservation of angular momentum equation 12:54 Solving for the constant value of the variable y. 14:04 Substituting in known values 15:38 Does our variable answer make sense? Multilingual? Please help translate Flipping Physics videos! AP Physics C Review Website Next Video: AP Physics C: Rotational vs. Linear Review (Mechanics) Previous Video: AP Physics C: Rotational Dynamics Review - 1 of 2 (Mechanics) Please support me on Patreon! Thank you to Sawdog for being my Quality Control individual for this video.
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Name: AP Physics C: Universal Gravitation Review (Mechanics) Category: Oscillations & Gravity Date Added: 2017-12-22 Submitter: Flipping Physics Calculus based review of Universal Gravitation including Newton’s Universal Law of Gravitation, solving for the acceleration due to gravity in a constant gravitational field, universal gravitational potential energy, graphing universal gravitational potential energy between an object and the Earth, three example problems (binding energy, escape velocity and orbital energy), and Kepler’s three laws. For the calculus based AP Physics C mechanics exam. Want Lecture Notes? At 6:01 this video addresses an error in the Universal Gravitational Potential Energy Graph from the video's previous iteration. Content Times: 0:10 Newton’s Universal Law of Gravitation 1:52 Solving for the acceleration due to gravity 2:02 Universal Gravitational Potential Energy 4:52 Graph of Universal Gravitational Potential Energy between an object and the Earth 6:01 Correcting the Universal Gravitational Potential Energy Graph 7:30 Binding Energy Example Problem 9:41 Escape Velocity Example Problem 11:19 Orbital Energy Example Problem 13:52 Kepler’s Three Laws 14:17 Kepler’s First Law 16:19 Kepler’s Second Law 16:42 Deriving Kepler’s Third Law Multilingual? Please help translate Flipping Physics videos! AP Physics C Review Website Next Video: AP Physics C: Simple Harmonic Motion Review (Mechanics) Previous Video: AP Physics C: Rotational vs. Linear Review (Mechanics) Please support me on Patreon! Thank you to Aarti Sangwan, Sawdog, and Frank Geshwind for being my Quality Control team for this video. AP Physics C: Universal Gravitation Review (Mechanics)
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Name: AP Physics C: Rotational Dynamics Review - 2 of 2 (Mechanics) Category: Rotational Motion Date Added: 2017-04-28 Submitter: Flipping Physics Calculus based review of the cross product torque equation, how to do a unit vector cross product problem, rotational equilibrium, the rotational form of Newton’s second law, the angular momentum of a particle and of a rigid object with shape, the derivation of conservation of angular momentum, and a conservation of angular momentum example problem which reviews a lot of the pieces necessary to understand conservation of angular momentum. For the calculus based AP Physics C mechanics exam. Want Lecture Notes? Content Times: 0:15 The cross product torque equation 1:10 Unit vector cross product example problem 3:32 Rotational equilibrium definition 4:55 Rotational form of Newton’s second law 5:37 Angular momentum of a particle 7:08 Angular momentum of a rigid object with shape 7:49 Conservation of angular momentum derivation 8:57 Conservation of angular momentum example problem 10:57 Visualizing the problem 12:04 The conservation of angular momentum equation 12:54 Solving for the constant value of the variable y. 14:04 Substituting in known values 15:38 Does our variable answer make sense? Multilingual? Please help translate Flipping Physics videos! AP Physics C Review Website Next Video: AP Physics C: Rotational vs. Linear Review (Mechanics) Previous Video: AP Physics C: Rotational Dynamics Review - 1 of 2 (Mechanics) Please support me on Patreon! Thank you to Sawdog for being my Quality Control individual for this video. AP Physics C: Rotational Dynamics Review - 2 of 2 (Mechanics)
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A racquetball is dropped on to three different substances from the same height above each: water, soil, and wood. Rank the _______ during the collision with each substance in order from least to most. (a) Impulse. (b) Average Force of Impact. (Assume the racquetball stops during the collision with the water and soil.) This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:11 Prom Dress Day! 0:20 The three demonstrations 0:32 The problem 1:43 The equation for Impulse and Impact Force 2:02 Understanding the two parts to the demonstrations 3:33 Part (a): Impulse [water and soil] 4:47 Part (a): Impulse [wood] 5:23 Part (b): Impact Force [water and soil] 6:27 Part (b): Impact Force [wood] 7:59 The Ann Arbor Prom Dress Project Thank you to Jan Wery and Judi Lintott of the Ann Arbor Prom Dress Project: “Find your dream dress for less than $25." Next Video: Review of Mechanical Energy and Momentum Equations and When To Use Them! Multilingual? Please help translate Flipping Physics videos! Previous Video: Using Impulse to Calculate Initial Height Please support me on Patreon! Thank you to my Quality Control help: Scott Carter and Jennifer Larsen
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Name: Impulse Comparison of Three Different Demonstrations Category: Momentum and Collisions Date Added: 2017-02-09 Submitter: Flipping Physics A racquetball is dropped on to three different substances from the same height above each: water, soil, and wood. Rank the _______ during the collision with each substance in order from least to most. (a) Impulse. (b) Average Force of Impact. (Assume the racquetball stops during the collision with the water and soil.) This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:11 Prom Dress Day! 0:20 The three demonstrations 0:32 The problem 1:43 The equation for Impulse and Impact Force 2:02 Understanding the two parts to the demonstrations 3:33 Part (a): Impulse [water and soil] 4:47 Part (a): Impulse [wood] 5:23 Part (b): Impact Force [water and soil] 6:27 Part (b): Impact Force [wood] 7:59 The Ann Arbor Prom Dress Project Thank you to Jan Wery and Judi Lintott of the Ann Arbor Prom Dress Project: “Find your dream dress for less than $25." Next Video: Review of Mechanical Energy and Momentum Equations and When To Use Them! Multilingual? Please help translate Flipping Physics videos! Previous Video: Using Impulse to Calculate Initial Height Please support me on Patreon! Thank you to my Quality Control help: Scott Carter and Jennifer Larsen Impulse Comparison of Three Different Demonstrations
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Using Impulse to Calculate Initial Height
Flipping Physics posted a video in Momentum and Collisions
A 66 g beanbag is dropped and stops upon impact with the ground. If the impulse measured during the collision is 0.33 N·s, from what height above the ground was the beanbag dropped? This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:12 Superhero Day! 0:56 The problem 1:39 Splitting the problem in to two parts 2:32 Using Impulse for part 2 3:30 Using Conservation of Energy for part 1 4:45 What went wrong? Next Video: Impulse Comparison of Three Different Demonstrations Multilingual? Please help translate Flipping Physics videos! Previous Video: Review of Momentum, Impact Force, and Impulse Thanks to Adam Herz for letting me borrow a VHS copy of our high school video yearbook which he was instrumental in the creating of. Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke and Jennifer Larsen -
Name: Using Impulse to Calculate Initial Height Category: Momentum and Collisions Date Added: 2017-02-03 Submitter: Flipping Physics A 66 g beanbag is dropped and stops upon impact with the ground. If the impulse measured during the collision is 0.33 N·s, from what height above the ground was the beanbag dropped? This is an AP Physics 1 Topic. Want Lecture Notes? Content Times: 0:12 Superhero Day! 0:56 The problem 1:39 Splitting the problem in to two parts 2:32 Using Impulse for part 2 3:30 Using Conservation of Energy for part 1 4:45 What went wrong? Next Video: Impulse Comparison of Three Different Demonstrations Multilingual? Please help translate Flipping Physics videos! Previous Video: Review of Momentum, Impact Force, and Impulse Thanks to Adam Herz for letting me borrow a VHS copy of our high school video yearbook which he was instrumental in the creating of. Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke and Jennifer Larsen Using Impulse to Calculate Initial Height
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An elastic collision is demonstrated and analyzed. Want lecture notes? This is an AP Physics 1 Topic. A big thank you to Mr. Becke for being a guest in today’s video! Content Times: 0:25 Reading and translating the problem 1:17 The demonstration 1:52 Solving for velocity final of cart 2 3:46 Measuring the velocity final of cart 2 4:25 Checking if kinetic energy is conserved 6:22 We should have converted to meters per second Next Video: Demonstrating Impulse is Area Under the Curve Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Perfectly Inelastic Collision Problem Demonstration Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke and Jennifer Larsen
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Name: Introductory Elastic Collision Problem Demonstration Category: Momentum and Collisions Date Added: 2016-11-24 Submitter: Flipping Physics An elastic collision is demonstrated and analyzed. Want lecture notes? This is an AP Physics 1 Topic. A big thank you to Mr. Becke for being a guest in today’s video! Content Times: 0:25 Reading and translating the problem 1:17 The demonstration 1:52 Solving for velocity final of cart 2 3:46 Measuring the velocity final of cart 2 4:25 Checking if kinetic energy is conserved 6:22 We should have converted to meters per second Next Video: Demonstrating Impulse is Area Under the Curve Multilingual? Please help translate Flipping Physics videos! Previous Video: Introductory Perfectly Inelastic Collision Problem Demonstration Please support me on Patreon! Thank you to my Quality Control help: Christopher Becke and Jennifer Larsen Introductory Elastic Collision Problem Demonstration
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Name: Introductory Conservation of Momentum Explosion Problem Demonstration Category: Momentum and Collisions Date Added: 2016-10-13 Submitter: Flipping Physics Now that we have learned about conservation of momentum, let’s apply what we have learned to an “explosion”. Okay, it’s really just the nerd-a-pult launching a ball while on momentum carts. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:38 The demonstration 1:16 The known values 2:07 Solving the problem using conservation of momentum 4:00 Measuring the final velocity of the nerd-a-pult 4:39 Determining relative error 5:09 What happens with a less massive projectile? Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Conservation of Momentum with Demonstrations Please support me on Patreon! Introductory Conservation of Momentum Explosion Problem Demonstration
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Now that we have learned about conservation of momentum, let’s apply what we have learned to an “explosion”. Okay, it’s really just the nerd-a-pult launching a ball while on momentum carts. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:38 The demonstration 1:16 The known values 2:07 Solving the problem using conservation of momentum 4:00 Measuring the final velocity of the nerd-a-pult 4:39 Determining relative error 5:09 What happens with a less massive projectile? Multilingual? Please help translate Flipping Physics videos! Previous Video: Introduction to Conservation of Momentum with Demonstrations Please support me on Patreon!
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Now mr.p doesn’t bend his knees when stepping off a wall. What is the new force of impact? Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:18 How much does mr.p bend his knees? 1:00 Reviewing the previous problem 1:57 What changes if I don’t bend my knees? 2:41 Impulse introduction 3:36 The impulse during this collision 4:51 Why is it bad to not bend your knees? 5:22 Estimating time of collision if I don’t bend my knees 6:09 Solving for the force of impact 6:51 Review 7:28 No tomatoes were wasted in the making of this video Next Video: Proving and Explaining Impulse Approximation Multilingual? Please help translate Flipping Physics videos! Previous Video: Calculating the Force of Impact when Stepping off a Wall Please support me on Patreon!
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Name: Proving and Explaining Impulse Approximation Category: Momentum and Collisions Date Added: 2016-09-22 Submitter: Flipping Physics Know when and how to use the “Impulse Approximation”. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:12 Reviewing the examples 0:43 Defining Impulse Approximation 1:41 Determining the forces during the collision 2:27 Solving for the Force Normal (or Force of Impact) 3:12 Determining our error Next Video: How to Wear A Helmet - A PSA from Flipping Physics Multilingual? Please help translate Flipping Physics videos! Previous Video: Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall Please support me on Patreon! Proving and Explaining Impulse Approximation
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Know when and how to use the “Impulse Approximation”. Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:12 Reviewing the examples 0:43 Defining Impulse Approximation 1:41 Determining the forces during the collision 2:27 Solving for the Force Normal (or Force of Impact) 3:12 Determining our error Next Video: How to Wear A Helmet - A PSA from Flipping Physics Multilingual? Please help translate Flipping Physics videos! Previous Video: Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall Please support me on Patreon!
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A 73 kg mr.p steps off a 73.2 cm high wall. If mr.p bends his knees such that he stops his downward motion and the time during the collision is 0.28 seconds, what is the force of impact caused by the ground on mr.p? Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:21 Translating the problem 1:32 Splitting the problem into parts 3:07 Substituting in known variables 4:30 Finding the final velocity for part 1 6:21 Substituting back into Force of Impact equation 7:23 Converting to pounds Next Video: Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall Multilingual? Please help translate Flipping Physics videos! Previous Video: Instantaneous Power Delivered by a Car Engine - Example Problem Please support me on Patreon! A big thank you to Jean Gifford for donating the money for Bo and Billy’s bathrobes!
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Name: Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall Category: Momentum and Collisions Date Added: 2016-09-22 Submitter: Flipping Physics Now mr.p doesn’t bend his knees when stepping off a wall. What is the new force of impact? Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:18 How much does mr.p bend his knees? 1:00 Reviewing the previous problem 1:57 What changes if I don’t bend my knees? 2:41 Impulse introduction 3:36 The impulse during this collision 4:51 Why is it bad to not bend your knees? 5:22 Estimating time of collision if I don’t bend my knees 6:09 Solving for the force of impact 6:51 Review 7:28 No tomatoes were wasted in the making of this video Next Video: Proving and Explaining Impulse Approximation Multilingual? Please help translate Flipping Physics videos! Previous Video: Calculating the Force of Impact when Stepping off a Wall Please support me on Patreon! Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall
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Name: Calculating the Force of Impact when Stepping off a Wall Category: Momentum and Collisions Date Added: 2016-09-08 Submitter: Flipping Physics A 73 kg mr.p steps off a 73.2 cm high wall. If mr.p bends his knees such that he stops his downward motion and the time during the collision is 0.28 seconds, what is the force of impact caused by the ground on mr.p? Want lecture notes? This is an AP Physics 1 Topic. Content Times: 0:21 Translating the problem 1:32 Splitting the problem into parts 3:07 Substituting in known variables 4:30 Finding the final velocity for part 1 6:21 Substituting back into Force of Impact equation 7:23 Converting to pounds Next Video: Impulse Introduction or If You Don't Bend Your Knees When Stepping off a Wall Multilingual? Please help translate Flipping Physics videos! Previous Video: Instantaneous Power Delivered by a Car Engine - Example Problem Please support me on Patreon! A big thank you to Jean Gifford for donating the money for Bo and Billy’s bathrobes! Calculating the Force of Impact when Stepping off a Wall