PHYS 205

Concordia

Course Overview

Lessons & Practice

I. Welcome

1. Electric Fields

2.1hr

1.1.1. Properties of Charge2 min

1.1.2. Conductors, Insulators, and Induced Charge2 min

1.1.3. Practice: Electrical Grounding1 min

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

1.2.1. Coulomb's Law3 min

1.2.2. Example: Coulomb's Law3 min

1.2.3. Practice: Coulomb's Law3 min

1.2.4. Practice: Square of Charges3 min

1.2.5. Practice (with vectors)2 min

1.3.1. Electric Field3 min

1.3.2. Electric Field Lines1 min

1.3.3. Example: Electric Field Lines 4 min

1.3.4. Example: Sketching Electric Field Lines 1 min

1.3.5. Practice: Drawing Electric Field Lines2 min

1.4.1. Electric Field of a Point Charge5 min

1.4.2. Principle of Superposition2 min

1.4.3. Example: Electric Field from Two Point Charges8 min

1.4.4. Practice: Electric Field8 min

1.4.5. Practice: Electric Field12 min

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

1.5.2. Practice: Electron Moving Between Two Plates7 min

1.5.3. Practice: Electric Field and Kinematics5 min

1.6.1. Electric Dipoles3 min

1.6.2. Example: Force and Torque on Electric Dipoles3 min

1.6.3. Practice: Electric field from dipoles11 min

1.6.4. Torque and potential energy2 min

1.7.1. Electric Flux2 min

1.7.2. Example: Electric Flux4 min

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

1.8.1. Properties of Conductors1 min

1.8.2. Example: Charges on a Hollow Conducting Sphere58 sec

1.8.3. Practice: Surface Charge Density of a Cylinder2 min

1.Q. Checkpoint Quiz5 Qns

1.P.1. Suspended charges

1.P.2. Three point charges

1.P.3. Charges in equilibrium

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

2. Gauss's Law

2.3hr

2.1.1. Finding Electric Field with Integrals3 min

2.1.2. Example: Electric Field from a Rod9 min

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

2.1.4. Practice: Rod with Nonlinear Charge Density8 min

2.1.5. Practice: Rod with Positive and Negative Charge9 min

2.1.6. Practice: Rod Electric Field Without Symmetry14 min

2.2.1. Example: Electric Field of a Ring4 min

2.2.2. Example: Electric Field of a Disk8 min

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

2.3.1. Electric Fields of Special Charge Distributions5 min

2.3.2. Practice: Two Line Charges3 min

2.3.3. Practice: Four Parallel Charged Plates6 min

2.4.1. Gauss’s Law3 min

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

2.4.3. Example: Charges on a Hollow Conducting Sphere57 sec

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

2.5.1. Gauss's Law with Spherical Symmetries1 min

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

2.5.3. Practice: Charges on a Hollow Conducting Sphere4 min

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

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

2.6.1. Gauss's Law with Cylindrical Symmetries2 min

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

2.6.3. Practice: Concentric Cylindrical Shells4 min

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

2.7.1. Gauss's Law with Planar Symmetries2 min

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

2.7.3. Practice: Electric Field of a Thick Slab4 min

3. Electric Potential

2.9hr

3.1.1. Electric Potential Energy and Work4 min

3.1.2. Practice: Electric potential energy and three charges1 min

3.1.3. Practice: Electric Potential Energy4 min

3.2.1. Electric Potential Energy - Integral Definition5 min

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

3.2.3. Practice: Electric Potential Energy of a Dipole4 min

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

3.3.1. Electric Potential2 min

3.3.2. Example: Electric Potential2 min

3.3.3. Electron volts1 min

3.4.1. Electric Potential of Continuous Charge Distributions2 min

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

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

3.4.4. Practice: Rod with Positive and Negative Charge2 min

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

3.4.6. Practice: Electric Potential of a Ring3 min

3.4.7. Practice: Electric Potential of a Disk11 min

3.5.1. Conservation of Energy3 min

3.5.2. Example: Two Repulsive Charges7 min

3.5.3. Practice: Conservation of Electric Potential Energy9 min

3.6.1. Equipotential Lines and Surfaces3 min

3.6.2. Example: Drawing Equipotential Lines2 min

3.6.3. Practice: Drawing Equipotential Lines3 min

3.6.4. Practice: Equipotential lines and work done2 min

3.6.5. Practice: Electric Potential and Equipotentials5 min

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

3.7.1. Conductors and Electric Potential2 min

3.7.2. Example: Graphing Electric Potential 3 min

3.7.3. Example (important!)3 min

3.7.4. Dielectric Breakdown2 min

3.7.5. Practice: Three Conducting Spheres6 min

3.8.1. Relationship Between Electric Field and Potential3 min

3.8.2. Example: Electric Field and Potential4 min

3.8.3. Example: Graphing Electric Field and Potential7 min

3.8.4. Practice: Graphing Electric Field and Potential8 min

3.9.1. Relationship Between Electric Field and Potential (with calculus)3 min

3.9.2. Example: Electric Field from a Potential3 min

3.9.3. Practice: Electric Potential and Potential Energy of a Conducting Sphere4 min

3.9.4. Practice: Electric Potential and Potential Energy of an Insulating Sphere7 min

3.9.5. Practice: Electron Moving Away from Cylindrical Insulator8 min

3.9.6. Practice: Electric Potential of a Spherical Conducting Shell5 min

3.10.1. Cheatsheet (no calculus)

3.10.2. Cheatsheet (with calculus)

3.Q. Checkpoint Quiz2 Qns

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

4. Capacitance and Dielectrics

27min

4.1.1. Capacitance2 min

4.1.2. Example: Capacitance2 min

4.1.3. Capacitors3 min

4.1.4. Example: Parallel-Plate Capacitors3 min

4.1.5. Dielectrics3 min

4.1.6. Practice: Dielectrics5 min

4.1.7. Practice: Capacitor Filled with Several Materials3 min

4.2.1. Capacitance of Concentric Spheres3 min

4.2.2. Capacitance of Concentric Cylinders4 min

5. Current and Resistance

1hr

5.1.1. Electric Current2 min

5.1.2. Practice: Electric Current2 min

5.1.3. Microscopic Current Definition4 min

5.1.4. Example: Drift Speed6 min

5.1.5. Practice: Current Density and Drift Speed2 min

5.2.1. Resistivity and Conductivity2 min

5.2.2. Example: Resistivity and Conductivity3 min

5.2.3. Practice: Electric Field of a wire4 min

5.3.1. Resistance and Ohm's Law2 min

5.3.2. Example: Electrical Resistance3 min

5.3.3. Practice: Ohm's Law2 min

5.4.1. Temperature Dependent Resistors1 min

5.4.2. Example: Resistivity3 min

5.4.3. Practice: Resistivity5 min

5.5.1. Non-Ohmic Resistors3 min

5.6.1. Power and Brightness3 min

5.6.2. Example: Power and Brightness7 min

5.6.3. Practice: Power and Brightness7 min

6. Direct-Current Circuits

3hr

6.1.1. Basics of DC Circuits3 min

6.1.2. Electrical Measurements2 min

6.2.1. Resistors in Series and Parallel2 min

6.2.2. Example: Equivalent Resistance2 min

6.2.3. Practice: Equivalent Resistance7 min

6.3.1. Kirchhoff’s Rules6 min

6.3.2. Example: Kirchhoff's Rules7 min

6.3.3. Practice: Kirchhoff's Rules10 min

6.4.1. Real Batteries and Internal Resistance2 min

6.4.2. Example: Internal Resistance4 min

6.4.3. Practice: Internal Resistance2 min

6.5.1. Capacitors and Capacitance4 min

6.5.2. Different Types of Capacitors1 min

6.5.3. Example: Capacitor3 min

6.5.4. Practice: Charging a Capacitor4 min

6.6.1. Energy Stored in a Capacitor1 min

6.6.2. Example: Energy with Capacitor2 min

6.6.3. Practice: Energy with Capacitor6 min

6.6.4. Electric Energy Density1 min

6.6.5. Practice3 min

6.7.1. Capacitors in Series and Parallel4 min

6.7.2. Example: Capacitors in Series and Parallel5 min

6.7.3. Practice: Capacitors in Series and Parallel8 min

6.8.1. Dielectrics5 min

6.8.2. Example: Dielectrics3 min

6.8.3. Practice: Dielectrics8 min

6.9.1. Charging Capacitor14 min

6.9.2. Discharging Capacitor6 min

6.9.3. Example: Charging a Capacitor7 min

6.9.4. Practice: Charging a Capacitor13 min

6.10.1. Inductors5 min

6.10.2. Inductance2 min

6.10.3. RL Circuits: Rising Current4 min

6.10.4. RL Circuits: Decaying Current3 min

6.10.5. Example: RL Circuit5 min

6.10.6. Practice: RL Circuit6 min

6.11.1. LC Circuits8 min

6.11.2. Example: LC Circuits2 min

6.11.3. Practice: LC Circuits4 min

6.12.1. RLC Circuits7 min

6.12.2. Oscillations in Circuits vs. SHM2 min

6.12.3. Example: LRC Circuit7 min

6.13.1. Grounding in Circuits2 min

6.13.2. Example: Grounding6 min

7. Magnetic Fields

2.6hr

7.1.1. Magnetism and Magnetic Fields2 min

7.1.2. Magnets and Magnetic Materials2 min

7.1.3. Practice: Magnetic Field Lines2 min

7.2.1. Magnetic Force on a Moving Charge5 min

7.2.2. Example: Magnetic Force1 min

7.2.3. Example: Find the direction of magnetic field2 min

7.2.4. Practice: Magnetic Force2 min

7.3.1. Circular Motion in a Magnetic Field3 min

7.3.2. Example: Circular Motion in a Magnetic Field3 min

7.3.3. Example: Circular Motion in a Magnetic Field1 min

7.3.4. Practice: Circular Motion in a Magnetic Field4 min

7.3.5. Practice: Circular Motion in a Magnetic Field2 min

7.3.6. Practice: Helical Motion in a Magnetic Field7 min

7.4.1. Velocity Selectors2 min

7.4.2. Example: Proton Travelling in a Straight Line2 min

7.4.3. Practice: Electron Travelling in a Straight Line3 min

7.5.1. The Hall Effect4 min

7.5.2. Practice: Electron Travelling in a Straight Line4 min

7.6.1. Magnetic Force on a Wire1 min

7.6.2. Magnetic Force on a Wire Element1 min

7.6.3. Example: Magnetic Force on a Wire1 min

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

7.6.5. Practice: Magnetic Force on a Square Wire4 min

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

7.7.1. Torque on a Current-Carrying Wire3 min

7.7.2. Example: Torque on a Rectangular Current Loop6 min

7.7.3. Practice: Torque on a Circular Current Loop3 min

7.8.1. Biot-Savart Law for a Point Charge3 min

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

7.8.3. Biot-Savart Law for Currents2 min

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

7.9.1. Magnetic Field of Current-Carrying Wires2 min

7.9.2. Example: Magnetic Field Produced by a Wire3 min

7.9.3. Example: Magnetic Field from a Solenoid47 sec

7.9.4. Practice: Two long straight wires4 min

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

7.10.1. Magnetic Force on Parallel Wires3 min

7.10.2. Example: Magnetic Field Between Wires5 min

7.10.3. Practice: Magnetic Field Between Wires4 min

7.11.1. Ampere’s Law1 min

7.11.2. Example: Ampere’s Law3 min

7.11.3. Example: Ampere’s Law4 min

7.11.4. Practice: Ampere's Law - shell

7.11.5. Practice: Ampere's Law - coax7 min

7.11.6. Practice: Ampere's Law - toroid3 min

7.11.7. Practice: Ampere's Law - sheet8 min

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

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

7.P.2. Magnetism and free body diagrams

7.P.3. Application: Cyclotron

8. Sources of the Magnetic Field

58min

8.1.1. Magnetic Flux1 min

8.1.2. Example: Magnetic Flux3 min

8.1.3. Practice: Magnetic Flux4 min

8.1.4. Magnetic Flux (with calculus)49 sec

8.1.5. Practice (with calculus)8 min

8.2.1. Lenz's Law2 min

8.2.2. Example: Lenz's Law2 min

8.2.3. Practice: Lenz's Law3 min

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

8.3.1. Eddy Currents3 min

8.3.2. Example: Eddy Currents3 min

8.4.1. Generators and Motors4 min

8.4.2. Example: Generators3 min

8.4.3. Practice: Motors and Back EMF4 min

8.5.1. Transformers3 min

8.5.2. Example: Transformers3 min

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

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

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

9. Faraday's Law

17min

9.1.1. Faraday's Law1 min

9.1.2. Example: Faraday's Law4 min

9.1.3. Motional EMF2 min

9.1.4. Example: Conductor on Rails57 sec

9.1.5. Practice: Motional EMF2 min

9.2.1. Faraday's Law2 min

9.2.2. Practice: Non-Uniform, Time-Dependent Magnetic Field6 min

9.2.3. Practice: Two Rings of Current

9.2.4. Practice: Motional EMF

10. Inductance

12min

10.1.1. Mutual Inductance2 min

10.1.2. Example: Mutual Inductance2 min

10.1.3. Self-Inductance and Inductors3 min

10.1.4. Practice: Self-Inductance3 min

10.1.5. Example: Inductance of a Solenoid2 min

11. Alternating-Current Circuits

2.5hr

11.1.1. AC Voltage Sources4 min

11.1.2. Example: AC Circuit3 min

11.1.3. Resistive AC Circuits and AC Current4 min

11.1.4. Practice: Resistive AC Circuit4 min

11.2.1. Reactance2 min

11.2.2. AC Circuits with Capacitors5 min

11.2.3. AC Circuits with Inductors4 min

11.2.4. Example: AC Circuit with an Inductor7 min

11.2.5. Practice: AC Circuit with a Capacitor9 min

11.2.6. Phasors2 min

11.3.1. Impedance4 min

11.3.2. RC circuits (AC)3 min

11.3.3. Example: RC Circuit (AC)9 min

11.3.4. RL Circuits (AC)3 min

11.3.5. Practice: RL Circuit (AC)5 min

11.4.1. RLC Circuits (AC)5 min

11.4.2. Example: RLC Circuit in Series (AC)8 min

11.4.3. Resonance3 min

11.4.4. Practice: RLC Circuit (AC) and Resonance4 min

11.4.5. Practice: RLC Series Circuit (AC)13 min

11.5.1. Power Dissipation in RLC Circuits2 min

11.5.2. Example: Resonance and Power3 min

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

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

11.6.1. Parallel RLC circuits (AC)5 min

11.6.2. Example: Parallel RLC Circuit (AC)7 min

11.6.3. Practice: Parallel RLC Circuit (AC)6 min

11.7.1. High-Pass and Low-Pass Filters3 min

11.7.2. Example: High-Pass and Low-Pass RC Filters6 min

12. Electromagnetic Waves

7min

12.1.1. Photons (Light = Particle)

12.1.2. de Broglie Wavelength (Particles = Waves)

12.1.3. Example: de Broglie wavelength

12.1.4. Practice: Light Particles

12.2.1. The Photoelectric Effect4 min

12.2.2. Example: The Photoelectric Effect43 sec

12.2.3. Practice: The Photoelectric Effect2 min

13. Equilibrium & Elasticity

1.7hr

13.1.1. Static Equilibrium3 min

13.1.2. Example: Static Equilibrium of a Ladder15 min

13.1.3. Practice: Static Equilibrium - Man on a Beam13 min

13.2.1. Center of Mass7 min

13.2.2. Center of Mass of Complicated Objects5 min

13.2.3. Example: Center of Mass

13.2.4. Practice: Center of Mass of System of Objects (2D)5 min

13.3.1. Stress and Strain33 min

13.3.2. Elastic Properties of Solids3 min

13.3.3. Practice: Thermal Stress21 min

13.4.1. Stability

14. Sound & Hearing

15min

14.1.1. Sound Waves Patterns

14.1.2. Example: Sound Pressure and Displacement

14.2.1. Sound Waves

14.2.2. Intensity Shortcut Formula

14.2.3. Example: Sound Intensity

14.2.4. Practice: Sound Wave Intensity

14.2.5. Example: Sound Under Water

14.2.6. Sound Waves Concept Clarifier8 min

14.2.7. Sounds Waves: Speed of Sound2 min

14.2.8. Sound Waves Theory - Intensity5 min

14.3.1. Reflection at Boundaries

14.3.2. Example: Wave Reflection

14.3.3. Practice: Wave Open End Reflection

14.3.4. Example: Wave Reflection and Transmission

14.4.1. Constructive and Destructive Interference

14.4.2. Interference Shortcuts

14.4.3. Sound Wave Interference

14.4.4. Example: Sound - Out of Phase

14.4.5. Practice: Sound - Out of Phase

14.5.1. Beat Frequency

14.5.2. Example: Beat Frequency

14.5.3. Practice: Beat Frequency

14.6.1. Doppler Effect

14.6.2. Example: Doppler Frequency

14.6.3. Practice: Doppler Frequency

15. Motion in Two Dimensions

2.9hr

15.1.1. Relative Velocity11 min

15.1.2. Example: : Relative Velocity9 min

15.1.3. Practice: Relative Velocity11 min

15.2.1. Projectile Motion9 min

15.2.2. Example: projectile motion4 min

15.2.3. Practice: Projectile Motion10 min

15.3.1. Two- and Three-Dimensional Kinematics : Part 19 min

15.3.2. Two- and Three-Dimensional Kinematics: Part 27 min

15.3.3. Example: Particle Motion in 3D8 min

15.3.4. Practice: Projectile motion

15.4.1. Uniform Circular Motion and Centripetal Acceleration8 min

15.4.2. Non-uniform Circular motion3 min

15.4.3. Example: Centripetal Acceleration

15.4.4. Practice: Circular Motion - Acceleration3 min

15.5.1. Position Vector11 min

15.5.2. Two- and Three-Dimensional Kinematics : Part 19 min

15.5.3. Practice Question 5: Position Vectors2 min

15.5.4. Practice: Velocity and Acceleration

15.5.5. Example: Velocity and Acceleration8 min

15.5.6. Example: Position from Velocity2 min

15.6.1. Uniform Circular Motion6 min

15.6.2. Example: Uniform circular motion2 min

15.6.3. Practice: Unifirm Circular Motion5 min

15.6.4. Practice : Circular Motion 1

15.6.5. Practice question

15.7.1. Centripetal force12 min

15.7.2. Example: Circular Motion with Changing Radii3 min

15.7.3. Practice: Circular Motion - Vertical Circle8 min

15.7.4. Practice: Marble Sliding on a Rotating Hoop (Tricky!)14 min

PHYS 205 Flashcards

1/174

Conservation of Charge

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

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