PHYS 116

Queen's

Course Overview

Lessons & Practice

I. Welcome

1. Waves and Sound

58min

1.1.1. Sound Waves Patterns

1.1.2. Example: Sound Pressure and Displacement

1.2.1. General Definition of a Traveling Wave

1.2.2. Sinusoidal Waves

1.2.4. Practice

1.3.1. Speed of Waves in Strings

1.3.3. Practice

1.4.1. Snapshots and History Plots

1.4.3. Practice

1.5.1. Reflection at Boundaries

1.5.2. Example: Wave Reflection

1.5.3. Practice: Wave Open End Reflection

1.5.4. Example: Wave Reflection and Transmission

1.6.1. Sound Waves

1.6.2. Intensity Shortcut Formula

1.6.3. Example: Sound Intensity

1.6.4. Practice: Sound Wave Intensity

1.6.5. Example: Sound Under Water

1.6.6. Sound Waves Concept Clarifier8 min

1.6.7. Sounds Waves: Speed of Sound2 min

1.6.8. Sound Waves Theory - Intensity5 min

1.7.1. Particle Velocity and Acceleration

1.7.3. Practice

1.8.1. Transmitted Power and Intensity9 min

1.8.3. Practice

1.9.1. Doppler Effect

1.9.2. Example: Doppler Frequency

1.9.3. Practice: Doppler Frequency

2. Principle of Linear Superpostion and Interference Phenomena

2.1.1. Interference and Superposition

2.1.2. Practice

2.2.1. Constructive and Destructive Interference

2.2.2. Interference Shortcuts

2.2.3. Sound Wave Interference

2.2.4. Example: Sound - Out of Phase

2.2.5. Practice: Sound - Out of Phase

2.3.1. Beat Frequency

2.3.2. Example: Beat Frequency

2.3.3. Practice: Beat Frequency

2.4.1. Standing Waves

2.4.2. Standing Wave Equation

2.4.4. Practice

2.5.1. Standing Waves in Strings with Both Ends Fixed

2.5.3. Practice

2.6.1. Standing Waves

2.6.2. Standing Wave Equation

2.6.3. Example: Wavelength of a Standing Wave

2.6.4. Practice: Standing Waves

2.7.1. Standing Waves in Air Pipes

2.7.2. Two Ends Closed

2.7.3. Two Ends Open

2.7.4. One End Open & One End Closed

2.7.5. Example: Standing Waves in Air Pipes

2.7.6. Practice: Standing Waves in Air Pipes

3. Electrostatic Forces and Electric Fields

4hr

3.1.1. Properties of Charge2 min

3.1.2. Conductors, Insulators, and Induced Charge2 min

3.1.3. Practice: Electrical Grounding1 min

3.1.4. Practice: Conductors, Insulators, and Induced Charge49 sec

3.2.1. Coulomb's Law3 min

3.2.2. Example: Coulomb's Law3 min

3.2.3. Practice: Coulomb's Law3 min

3.2.4. Practice: Square of Charges3 min

3.2.5. Practice (with vectors)2 min

3.3.1. Electric Field3 min

3.3.2. Electric Field Lines1 min

3.3.3. Example: Electric Field Lines 4 min

3.3.4. Example: Sketching Electric Field Lines 1 min

3.3.5. Practice: Drawing Electric Field Lines2 min

3.4.1. Electric Field of a Point Charge5 min

3.4.2. Principle of Superposition2 min

3.4.3. Example: Electric Field from Two Point Charges8 min

3.4.4. Practice: Electric Field8 min

3.4.5. Practice: Electric Field12 min

3.5.1. Motion of a Charged Particle in an Electric Field2 min

3.5.2. Practice: Electron Moving Between Two Plates7 min

3.5.3. Practice: Electric Field and Kinematics5 min

3.6.1. Electric Dipoles3 min

3.6.2. Example: Force and Torque on Electric Dipoles3 min

3.6.3. Practice: Electric field from dipoles11 min

3.6.4. Torque and potential energy2 min

3.7.1. Finding Electric Field with Integrals3 min

3.7.2. Example: Electric Field from a Rod9 min

3.7.3. Example: Electric Field from a Rod (off-axis)

3.7.4. Practice: Rod with Nonlinear Charge Density8 min

3.7.5. Practice: Rod with Positive and Negative Charge9 min

3.7.6. Practice: Rod Electric Field Without Symmetry14 min

3.8.1. Example: Electric Field of a Ring4 min

3.8.2. Example: Electric Field of a Disk8 min

3.8.3. Practice: Electric Field at the Center of a Half-Ring4 min

3.9.1. Electric Flux2 min

3.9.2. Example: Electric Flux4 min

3.9.3. Practice: Non-Uniform Flux Through a Round Surface (hard!)6 min

3.10.1. Properties of Conductors1 min

3.10.2. Example: Charges on a Hollow Conducting Sphere58 sec

3.10.3. Practice: Surface Charge Density of a Cylinder2 min

3.11.1. Electric Fields of Special Charge Distributions5 min

3.11.2. Practice: Two Line Charges3 min

3.11.3. Practice: Four Parallel Charged Plates6 min

3.12.1. Gauss’s Law3 min

3.12.2. Example: Gauss's Law and Electric Flux4 min

3.12.3. Example: Charges on a Hollow Conducting Sphere57 sec

3.12.4. Practice: Gauss's Law with a Cube3 min

3.13.1. Gauss's Law with Spherical Symmetries1 min

3.13.2. Example: Gauss's Law for a Spherical Symmetry3 min

3.13.3. Practice: Charges on a Hollow Conducting Sphere4 min

3.13.4. Practice: Gauss's Law for a Spherical Insulator10 min

3.13.5. Practice: Electric Field with an Off-Center Spherical Cavity (hard!)11 min

3.14.1. Gauss's Law with Cylindrical Symmetries2 min

3.14.2. Example: Electric Field from an Infinite Line of Charge3 min

3.14.3. Practice: Concentric Cylindrical Shells4 min

3.14.4. Practice: Electric Field of an Insulating Cylindrical Shell4 min

3.15.1. Gauss's Law with Planar Symmetries2 min

3.15.2. Example: Electric Field from an Infinite Plane of Charge5 min

3.15.3. Practice: Electric Field of a Thick Slab4 min

3.Q. Checkpoint Quiz5 Qns

3.P.1. Suspended charges

3.P.2. Three point charges

3.P.3. Charges in equilibrium

3.P.4. Placing a third charge - x-axis11 min

4. Electric Potential and Potential Energy

2.9hr

4.1.1. Electric Potential Energy and Work4 min

4.1.2. Practice: Electric potential energy and three charges1 min

4.1.3. Practice: Electric Potential Energy4 min

4.2.1. Electric Potential Energy - Integral Definition5 min

4.2.2. Practice: Electric Potential Energy of a Variable Field6 min

4.2.3. Practice: Electric Potential Energy of a Dipole4 min

4.2.4. Practice: Electric Potential Energy of a Continuous Rod11 min

4.3.1. Electric Potential2 min

4.3.2. Example: Electric Potential2 min

4.3.3. Electron volts1 min

4.4.1. Electric Potential of Continuous Charge Distributions2 min

4.4.2. Example: Electric Potential of a Rod (on-axis)4 min

4.4.3. Practice: Electric Potential of a Rod (off-axis)

4.4.4. Practice: Rod with Positive and Negative Charge2 min

4.4.5. Practice: Electric Potential at the Center of a Half-Ring4 min

4.4.6. Practice: Electric Potential of a Ring3 min

4.4.7. Practice: Electric Potential of a Disk11 min

4.5.1. Conservation of Energy3 min

4.5.2. Example: Two Repulsive Charges7 min

4.5.3. Practice: Conservation of Electric Potential Energy9 min

4.6.1. Equipotential Lines and Surfaces3 min

4.6.2. Example: Drawing Equipotential Lines2 min

4.6.3. Practice: Drawing Equipotential Lines3 min

4.6.4. Practice: Equipotential lines and work done2 min

4.6.5. Practice: Electric Potential and Equipotentials5 min

4.6.6. Practice: Conductors, Charge, and Electric Potential6 min

4.7.1. Conductors and Electric Potential2 min

4.7.2. Example: Graphing Electric Potential 3 min

4.7.3. Example (important!)3 min

4.7.4. Dielectric Breakdown2 min

4.7.5. Practice: Three Conducting Spheres6 min

4.8.1. Relationship Between Electric Field and Potential3 min

4.8.2. Example: Electric Field and Potential4 min

4.8.3. Example: Graphing Electric Field and Potential7 min

4.8.4. Practice: Graphing Electric Field and Potential8 min

4.9.1. Capacitance2 min

4.9.2. Example: Capacitance2 min

4.9.3. Capacitors3 min

4.9.4. Example: Parallel-Plate Capacitors3 min

4.9.5. Dielectrics3 min

4.9.6. Practice: Dielectrics5 min

4.9.7. Practice: Capacitor Filled with Several Materials3 min

4.10.1. Capacitance of Concentric Spheres3 min

4.10.2. Capacitance of Concentric Cylinders4 min

4.11.1. Cheatsheet (no calculus)

4.11.2. Cheatsheet (with calculus)

4.Q. Checkpoint Quiz2 Qns

4.P.1. Practice (Part (c) integral removed from main course in 2.9; copy kept here)

5. Electric Circuits

4hr

5.1.1. Basics of DC Circuits3 min

5.1.2. Electrical Measurements2 min

5.2.1. Electric Current2 min

5.2.2. Practice: Electric Current2 min

5.2.3. Microscopic Current Definition4 min

5.2.4. Example: Drift Speed6 min

5.2.5. Practice: Current Density and Drift Speed2 min

5.3.1. Resistivity and Conductivity2 min

5.3.2. Example: Resistivity and Conductivity3 min

5.3.3. Practice: Electric Field of a wire4 min

5.4.1. Resistance and Ohm's Law2 min

5.4.2. Example: Electrical Resistance3 min

5.4.3. Practice: Ohm's Law2 min

5.5.1. Temperature Dependent Resistors1 min

5.5.2. Example: Resistivity3 min

5.5.3. Practice: Resistivity5 min

5.6.1. Non-Ohmic Resistors3 min

5.7.1. Resistors in Series and Parallel2 min

5.7.2. Example: Equivalent Resistance2 min

5.7.3. Practice: Equivalent Resistance7 min

5.8.1. Kirchhoff’s Rules6 min

5.8.2. Example: Kirchhoff's Rules7 min

5.8.3. Practice: Kirchhoff's Rules10 min

5.9.1. Power and Brightness3 min

5.9.2. Example: Power and Brightness7 min

5.9.3. Practice: Power and Brightness7 min

5.10.1. Real Batteries and Internal Resistance2 min

5.10.2. Example: Internal Resistance4 min

5.10.3. Practice: Internal Resistance2 min

5.11.1. Capacitors and Capacitance4 min

5.11.2. Different Types of Capacitors1 min

5.11.3. Example: Capacitor3 min

5.11.4. Practice: Charging a Capacitor4 min

5.12.1. Energy Stored in a Capacitor1 min

5.12.2. Example: Energy with Capacitor2 min

5.12.3. Practice: Energy with Capacitor6 min

5.12.4. Electric Energy Density1 min

5.12.5. Practice3 min

5.13.1. Capacitors in Series and Parallel4 min

5.13.2. Example: Capacitors in Series and Parallel5 min

5.13.3. Practice: Capacitors in Series and Parallel8 min

5.14.1. Dielectrics5 min

5.14.2. Example: Dielectrics3 min

5.14.3. Practice: Dielectrics8 min

5.15.1. Charging Capacitor14 min

5.15.2. Discharging Capacitor6 min

5.15.3. Example: Charging a Capacitor7 min

5.15.4. Practice: Charging a Capacitor13 min

5.16.1. Grounding in Circuits2 min

5.16.2. Example: Grounding6 min

6. Magnetic Forces and Magnetic Fields

2.6hr

6.1.1. Magnetism and Magnetic Fields2 min

6.1.2. Magnets and Magnetic Materials2 min

6.1.3. Practice: Magnetic Field Lines2 min

6.2.1. Magnetic Force on a Moving Charge5 min

6.2.2. Example: Magnetic Force1 min

6.2.3. Example: Find the direction of magnetic field2 min

6.2.4. Practice: Magnetic Force2 min

6.3.1. Circular Motion in a Magnetic Field3 min

6.3.2. Example: Circular Motion in a Magnetic Field3 min

6.3.3. Example: Circular Motion in a Magnetic Field1 min

6.3.4. Practice: Circular Motion in a Magnetic Field4 min

6.3.5. Practice: Circular Motion in a Magnetic Field2 min

6.3.6. Practice: Helical Motion in a Magnetic Field7 min

6.4.1. Velocity Selectors2 min

6.4.2. Example: Proton Travelling in a Straight Line2 min

6.4.3. Practice: Electron Travelling in a Straight Line3 min

6.5.1. The Hall Effect4 min

6.5.2. Practice: Electron Travelling in a Straight Line4 min

6.6.1. Magnetic Force on a Wire1 min

6.6.2. Magnetic Force on a Wire Element1 min

6.6.3. Example: Magnetic Force on a Wire1 min

6.6.4. Example: Magnetic Force on a Wire (3D)4 min

6.6.5. Practice: Magnetic Force on a Square Wire4 min

6.6.6. Practice: Magnetic Force on a Semi-Circular Wire8 min

6.7.1. Torque on a Current-Carrying Wire3 min

6.7.2. Example: Torque on a Rectangular Current Loop6 min

6.7.3. Practice: Torque on a Circular Current Loop3 min

6.8.1. Biot-Savart Law for a Point Charge3 min

6.8.2. Example: Biot-Savart for a Point Charge8 min

6.8.3. Biot-Savart Law for Currents2 min

6.8.4. Practice: Magnetic Field of a Current Loop (Calculus)3 min

6.9.1. Magnetic Field of Current-Carrying Wires2 min

6.9.2. Example: Magnetic Field Produced by a Wire3 min

6.9.3. Example: Magnetic Field from a Solenoid47 sec

6.9.4. Practice: Two long straight wires4 min

6.9.5. Practice: Magnetic Field of a Loop-de-Loop2 min

6.10.1. Magnetic Force on Parallel Wires3 min

6.10.2. Example: Magnetic Field Between Wires5 min

6.10.3. Practice: Magnetic Field Between Wires4 min

6.11.1. Ampere’s Law1 min

6.11.2. Example: Ampere’s Law3 min

6.11.3. Example: Ampere’s Law4 min

6.11.4. Practice: Ampere's Law - shell

6.11.5. Practice: Ampere's Law - coax7 min

6.11.6. Practice: Ampere's Law - toroid3 min

6.11.7. Practice: Ampere's Law - sheet8 min

6.11.8. Practice: Ampere's law - variable density5 min

6.P.1. Maxwell's Equations and displacement current

6.P.2. Magnetism and free body diagrams

6.P.3. Application: Cyclotron

7. Electromagnetic Induction

1.3hr

7.1.1. Faraday's Law1 min

7.1.2. Example: Faraday's Law4 min

7.1.3. Motional EMF2 min

7.1.4. Example: Conductor on Rails57 sec

7.1.5. Practice: Motional EMF2 min

7.2.1. Magnetic Flux1 min

7.2.2. Example: Magnetic Flux3 min

7.2.3. Practice: Magnetic Flux4 min

7.2.4. Magnetic Flux (with calculus)49 sec

7.2.5. Practice (with calculus)8 min

7.3.1. Lenz's Law2 min

7.3.2. Example: Lenz's Law2 min

7.3.3. Practice: Lenz's Law3 min

7.3.4. Practice: Terminal Velocity and EM Induction (hard!)11 min

7.4.1. Eddy Currents3 min

7.4.2. Example: Eddy Currents3 min

7.5.1. Generators and Motors4 min

7.5.2. Example: Generators3 min

7.5.3. Practice: Motors and Back EMF4 min

7.6.1. Transformers3 min

7.6.2. Example: Transformers3 min

7.7.1. Mutual Inductance2 min

7.7.2. Example: Mutual Inductance2 min

7.7.3. Self-Inductance and Inductors3 min

7.7.4. Practice: Self-Inductance3 min

7.7.5. Example: Inductance of a Solenoid2 min

7.P.1. Magnetic flux - slide and stop

7.P.2. New Lesson (make quadratics version)

7.P.3. Rectangular loop and exponential field change

8. Alternating Current Circuits

1.4hr

8.1.1. AC Voltage Sources4 min

8.1.2. Example: AC Circuit3 min

8.1.3. Resistive AC Circuits and AC Current4 min

8.1.4. Practice: Resistive AC Circuit4 min

8.2.1. Reactance2 min

8.2.2. AC Circuits with Capacitors5 min

8.2.3. AC Circuits with Inductors4 min

8.2.4. Example: AC Circuit with an Inductor7 min

8.2.5. Practice: AC Circuit with a Capacitor9 min

8.2.6. Phasors2 min

8.3.1. Impedance4 min

8.3.2. RC circuits (AC)3 min

8.3.3. Example: RC Circuit (AC)9 min

8.3.4. RL Circuits (AC)3 min

8.3.5. Practice: RL Circuit (AC)5 min

8.4.1. Power Dissipation in RLC Circuits2 min

8.4.2. Example: Resonance and Power3 min

8.4.3. Practice: Series RLC Circuit (AC)7 min

8.4.4. Practice: Series RLC Circuit (AC)7 min

9. Electromagnetic Waves

6min

9.1.1. Electromagnetic Waves4 min

9.1.2. Electromagnetic Waves Concept Clarifier2 min

10. The Reflection of Light: Mirrors

33min

10.1.1. Reflection1 min

10.1.2. Example: Refraction2 min

10.1.3. Practice: Refraction3 min

10.1.4. Practice: Twins in a mirror1 min

10.2.1. Plane Mirrors3 min

10.2.2. Example: Plane Mirror3 min

10.2.3. Practice: Plane Mirror

10.3.1. Concave and Convex Mirrors4 min

10.3.2. Example: Concave Mirror1 min

10.3.3. Practice: Concave Mirror1 min

10.4.1. Mirrors Equation1 min

10.4.2. Example: Convex Mirror2 min

10.4.3. Practice: Concave Mirror2 min

10.5.1. Principal Rays3 min

10.5.2. Real and Virtual Images2 min

10.5.3. Behavior of Mirrors and Lenses4 min

11. The Refraction of Light: Lenses & Optical Instruments

49min

11.1.1. Refraction11 min

11.1.2. Refraction Concept Clarifier 5 min

11.1.3. Refraction Practice Question 2 min

11.2.1. Total Internal Reflection2 min

11.2.2. Practice: Total Internal Reflection57 sec

11.2.3. Practice: Rock under the water1 min

11.3.1. Convex and Concave Lenses3 min

11.3.2. Example: Convex Lens44 sec

11.3.3. Practice: Convex and Concave Lenses1 min

11.4.1. Lenses Equation1 min

11.4.2. Example: Converging vs Diverging Lens2 min

11.4.3. Practice: Convex Lenses3 min

11.5.1. Lensmaker's Equation2 min

11.5.2. Example: Lenses3 min

11.5.3. Practice: Lenses2 min

11.6.1. The Eye5 min

11.6.2. Example: Myopia3 min

11.6.3. Practice: Contacts vs. Glasses

11.7.1. Angular Size

11.7.2. Microscopes

11.7.3. Telescopes48 sec

11.7.4. Example: compound microscope

11.7.5. Practice: compound microscope

11.8.1. Aberrations47 sec

PHYS 116 Flashcards

1/137

Conservation of Charge

The total amount of charge in the Universe is constant; charge cannot be created or destroyed.

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