Electric Field and Potential
- Introduction to Electric Field
- Electric Field Definition
- Direction of Electric Field
- Electric Field Intensity
- Electric Field due to a Point Charge
Electric Potential
- Introduction to Electric Potential
- Electric Potential Definition
- Potential Difference
- Electric Potential due to a Point Charge
- Electric Potential due to a System of Charges
Electric Potential Energy
- Introduction to Electric Potential Energy
- Definition of Electric Potential Energy
- Electric Potential Energy in a Uniform Electric Field
- Work Done by Electric Field
- Relation between Electric Potential and Electric Potential Energy
Electric Field Inside a Conducting Shell
- Electric Field Inside a Charged Conducting Shell
- Electric Field Inside a Hollow Charged Sphere
- Electric Field Inside a Solid Charged Sphere
- Electric Field due to an Insulating Sphere
- Determining Electric Field inside a Shell using Gauss’s Law
Electric Flux
- Introduction to Electric Flux
- Definition of Electric Flux
- Calculating Electric Flux
- Gauss’s Law
- Application of Gauss’s Law to Find Electric Field
Electric Potential due to Continuous Charge Distribution
- Electric Potential due to a Continuous Charge Distribution
- Electric Potential due to an Infinite Line Charge
- Electric Potential due to a Charged Ring
- Electric Potential due to a Disk
- Potential due to a Cylindrical Shell
Equipotential Surfaces
- Introduction to Equipotential Surfaces
- Definition of Equipotential Surfaces
- Properties of Equipotential Surfaces
- Relation between Electric Field and Equipotential Surfaces
- Finding Potential Difference between Equipotential Surfaces
Capacitance
- Introduction to Capacitance
- Electric Flux, Charge, and Potential Difference
- Definition of Capacitance
- Capacitance of a Parallel Plate Capacitor
- Factors Affecting Capacitance
Calculation of Capacitance
- Capacitance of a Spherical Capacitor
- Capacitance of a Cylindrical Capacitor
- Capacitance of a Coaxial Cable
- Capacitance of a Parallel Plate Capacitor with Dielectric
- Combination of Capacitors in Series and Parallel
Energy Stored in a Capacitor
- Introduction to Energy Stored in a Capacitor
- Derivation of Energy Stored in a Capacitor Formula
- Energy Density in an Electric Field
- Charge on a Capacitor
- Charging and Discharging of a Capacitor
Slide 11:
- Electric Current and Current Density
- Definition of Electric Current
- SI Unit of Current
- Concept of Electric Charge Flow
- Relation between Charge and Current
- Calculation of Electric Current in a Circuit
Slide 12:
- Ohm’s Law
- Introduction to Ohm’s Law
- Statement of Ohm’s Law
- Equation of Ohm’s Law: V = IR
- Resistance and Resistivity
- Factors Affecting Resistance
Slide 13:
- Resistance in Series and Parallel
- Resistance in Series: Finding Equivalent Resistance
- Calculation of Total Resistance in Parallel
- Understanding Voltage Division in Series Circuits
- Current Division in Parallel Circuits
- Applications of Series and Parallel Resistance
Slide 14:
- Electric Power and Electrical Energy
- Definition of Electric Power
- Equation for Electric Power: P = IV
- Calculation of Electric Energy
- Cost of Electrical Energy
- Efficiency and Power Loss in Electrical Devices
Slide 15:
- Kirchhoff’s Laws
- Introduction to Kirchhoff’s Laws
- Kirchhoff’s First Law (KCL)
- Kirchhoff’s Second Law (KVL)
- Application of Kirchhoff’s Laws in Circuit Analysis
- Solving Complex Circuits using Kirchhoff’s Laws
Slide 16:
- RC Circuits
- Introduction to RC Circuits
- Understanding RC Time Constant
- Charging and Discharging of a Capacitor in an RC Circuit
- Equations for Capacitor Charging and Discharging
- Use of RC Circuits in Delay and Timing Circuits
Slide 17:
- Magnetic Fields and Forces
- Introduction to Magnetic Fields
- Magnetic Field due to a Straight Current-Carrying Wire
- Magnetic Field due to a Circular Loop
- Magnetic Force on a Moving Charge
- Force on a Current-Carrying Wire in a Magnetic Field
Slide 18:
- Biot-Savart Law
- Definition of Biot-Savart Law
- Equation for Biot-Savart Law
- Calculating Magnetic Field due to a Current Element
- Magnetic Field on the Axis of a Circular Loop
- Magnetic Field at the Center of a Circular Coil
Slide 19:
- Ampere’s Law
- Introduction to Ampere’s Law
- Statement of Ampere’s Law
- Application of Ampere’s Law to Calculate Magnetic Field
- Magnetic Field due to a Straight Long Current-Carrying Wire
- Magnetic Field Inside and Outside a Solenoid
Slide 20:
- Electromagnetic Induction
- Introduction to Electromagnetic Induction
- Faraday’s Law of Electromagnetic Induction
- Lenz’s Law and Conservation of Energy
- Induced EMF and Magnetic Flux
- Applications of Electromagnetic Induction: Generators and Transformers
Slide 21:
- Magnetic Flux
- Definition of Magnetic Flux
- Equation for Magnetic Flux: Φ = B · A
- Calculation of Magnetic Flux
- Units of Magnetic Flux
- Flux Through a Surface with Different Orientations
Slide 22:
- Faraday’s Law of Electromagnetic Induction
- Introduction to Faraday’s Law
- Faraday’s Law Equation
- Magnetic Flux Change and Induced EMF
- Induced EMF in a Coil
- Lenz’s Law and Direction of Induced Current
Slide 23:
- Lenz’s Law and Conservation of Energy
- Explanation of Lenz’s Law
- Understanding Conservation of Energy
- Application of Lenz’s Law in Practice
- Back EMF and Inductive Kickback
- Energy Transfer in Transformers
Slide 24:
- Transformers
- Introduction to Transformers
- Structure and Working Principle of a Transformer
- Transformer Equation: Vs / Vp = Ns / Np = Ip / Is
- Step-up and Step-down Transformers
- Efficiency and Power Loss in Transformers
Slide 25:
- Alternating Current (AC) Circuits
- Introduction to AC Circuits
- Characteristics of AC Current and Voltage
- AC Waveforms: Sine, Square, and Triangular
- RMS Value and Peak Value of an AC Quantity
- AC Circuits Analysis: Ohm’s Law and Impedance
Slide 26:
- Capacitive Reactance and Inductive Reactance
- Capacitive Reactance (Xc)
- Equation for Capacitive Reactance: Xc = 1/(2πfC)
- Calculation of Capacitive Reactance
- Phase Relationship in RC Circuits
- Inductive Reactance (Xl)
- Equation for Inductive Reactance: Xl = 2πfL
- Calculation of Inductive Reactance
- Phase Relationship in RL Circuits
- Capacitive Reactance (Xc)
Slide 27:
- Resonance in AC Circuits
- Introduction to Resonance
- Definition of Resonance Frequency
- Resonance in Series LCR Circuit
- Impedance and Current at Resonance
- Quality Factor (Q) and Bandwidth of a Resonant Circuit
Slide 28:
- Electromagnetic Waves
- Introduction to Electromagnetic Waves
- Properties of Electromagnetic Waves
- Electromagnetic Spectrum
- Speed of Light and Wave Equation
- Reflection, Refraction, and Absorption of Electromagnetic Waves
Slide 29:
- Optics
- Introduction to Optics
- Geometrical Optics vs Physical Optics
- Laws of Reflection and Refraction
- Snell’s Law and Total Internal Reflection
- Thin Lens Formula and Lens Maker’s Formula
Slide 30:
- Optical Instruments
- Camera
- Structure and Working Principle of a Camera
- Aperture, Shutter Speed, and ISO
- Depth of Field and Focusing
- Microscope
- Compound Microscope and its Components
- Magnification and Resolving Power
- Telescope
- Refracting and Reflecting Telescopes
- Objective and Eyepiece Lenses
- Camera
Electric Field and Potential Introduction to Electric Field Electric Field Definition Direction of Electric Field Electric Field Intensity Electric Field due to a Point Charge