# Applied Physics

• Previous Offering: Fall 2019
• Course Pages of other Instructors: Junaid Saif Khan (Fall 2020)
• Timetable:
• BCS 1E — Thursday and Saturday — 02:00 PM – 03:15 PM — Room: E&M-11
• BCS 1C — Thursday and Saturday — 03:30 PM – 04:50 PM — Room: E&M-11
• Office hours will be communicated soon, via email.
• Another Note: Solutions of graded instruments are not made public. If interested, instructors can ask for solutions by sending an email from their institutional email address.
• MATLAB Manual for BS Students
• Week 1
• Vectors and Scalars
• Components of Vectors
• Unit Vectors
• Addition of Vectors by Components
• Vectors and the Symmetry in the Laws of Physics
• Scalar Product
• Vector Product
• Selected Sample Problems: 3.02, 3.03, 3.04, 3.05, 3.07
• Selected Exercise Problems: 1, 2, 3, 6, 8, 9, 10, 11, 12, 13, 14, 15, 16, 34, 35, 36, 37, 38, 39, 40
• Video Tutorial of Selected Problems: Link
• Week 2
• What is Mechanics?
• Why do we need differential and integral calculus to describe states of motion?
• Position and Displacement
• Average Velocity and Instantaneous Velocity
• Average Acceleration and Instantaneous Acceleration
• Graphs of Motion
• Projectile Motion
• Uniform Circular Motion
• Selected Sample Problems: 4.01, 4.02, 4.03, 4.04, 4.05
• Selected Exercise Problems: 2, 3, 6, 7, 11, 13, 14, 15, 16, 22, 23, 24, 25, 27, 28, 31, 33
• Video Tutorial of Selected Problems: Link
• Assignment 1: Link (Due Date: October 3, 2020)
• Week 3
• Newtonian Mechanics and its Limitations
• Overviews of the available theories to rescue us where Newtonian Mechanics fails
• Frames of Reference
• A quick introduction to Equivalence Principle
• Pseudo Forces
• Newton’s Laws of Motion
• Some Particular Forces
• A Method for solving problems using Newton’s Second Law
• Week 4
• Selected Sample Problems: 5.01, 5.02, 5.03, 5.04, 5.06
• Selected Exercise Problems: 2, 3, 4, 5, 6, 7, 8, 9, 10, 17, 19, 23
• Assignment 2: Link (Due Date: October 10, 2020)
• Midterm-I Week
• Week 5
• Why the study of oscillations is important?
• Difference between Vibrations, Oscillations, and Fluctuations
• The Simple Harmonic Motion
• Possible Solutions of Wave Equation
• The Velocity of SHM
• The Acceleration of SHM
• The Force Law for SHM
• Law of Conservation of Energy and SHM
• An Angular Simple Harmonic Oscillator
• The Simple Pendulum (Related Simulations: myPhysicsLab, PhET Colorado)
• Comparing SHM with Uniform Circular Motion (MATLAB Code)
• Selected Sample Problems: 15.01
• Selected Exercise Problems 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 13
• Week 6
• Physics of Waves
• Mechanical Waves
• Electromagnetic Waves and Their Relation with Special Relativity
• Matter Waves and Duality in Nature
• Transverse and Longitudinal Waves
• Function that describes the Wave on a String
• Amplitude, Phase, Wavelength, and Angular Wave Number
• Period, Angular Frequency, and Frequency
• Phase Constant
• The Speed of a Travelling Wave
• Selected Sample Problems: 16.04
• Selected Exercise Problems: 3, 4, 5, 7, 9, 10
• Video Tutorial of Selected Problems: Link
• Assignment 3: Link (Due Date: November 5, 2020)
• Week 7
• Coulomb’s Law
• Quantization of Charge
• Conservation of Charge
• Selected Sample Problems: 21.01, 21.02, 21.03, 21.04
• Selected Exercise Problems: 3, 4, 5, 6, 13, 15, 24, 25, 26, 27, 28, 37, 41, 42
• Week 8
• Idea of Fields in Physics
• Electric Field
• Electric Field due to a Charged Particle
• Electric Field due to a Dipole
• Selected Sample Problems: 22.01, 22.02, 22.04
• Selected Exercise Problems: 3, 5, 7, 11, 14, 20, 22, 42, 44, 47
• Week 9
• Concept of Flux and Divergence
• Electric Flux
• Gauss’ Law
• Equivalency of Gauss’s Law And Coulombs’ Law
• Discussion on the factor of 4π in Coulomb’s Constant
• Week 10
• Applying Gauss’ Law: Cylindrical Symmetry
• Applying Gauss’ Law: Planar Symmetry
• Applying Gauss’ Law: Spherical Symmetry
• Selected Sample Problems: 23.01, 23.02, 23.03, 23.04, 23.06, 23.07
• Selected Exercise Problems: 19, 21, 22, 24, 25, 27, 28, 30, 31, 36, 41, 45, 46, 47
• Assignment 4: Link (Due Date: November 23, 2020)
• Midterm-II Week
• Week 11
• What is Capacitance?
• Capacitance of a Parallel-Plate Capacitor
• Capacitance of a Cylindrical Capacitor
• Capacitance of a Spherical Capacitor
• Capacitance of a Isolated Sphere
• Parallel and Series Combination of Capacitors
• Selected Sample problems: 25.01, 25.02, 25.03, 25.06
• Selected Exercise problems: 1, 2, 3, 4, 6, 8, 9, 10, 11, 12, 13, 14, 15
• Week 12
• What is current?
• Difference between Conventional and Electric Current
• Direction of Current
• Current Density
• Drift Speed
• Resistance and Resistivity
• Conductivity
• Ohmic and Non-Ohmic Materials
• Macroscopic View of Ohm’s Law
• Selected Exercise problems: 1, 2, 4, 5, 7, 8, 10, 11, 12, 13, 14, 15, 17, 18, 19, 23, 29, 31, 32
• Selected Sample problems: 26.02, 26.04
• Assignment 5: Link (Due Date: December 14, 2020)
• Week 13
• Magnetic Fields and the Definition of B
• Magnetic Monopoles
• Magnetic Force on a Moving Charge
• Crossed Fields: Discovery of Electron
• A Circulating Charged Particle
• Hall Effect
• Magnetic Force on a Current Carrying Wire
• Selected Exercise problems: 1, 3, 4, 5, 13, 14, 21, 23, 24, 25, 39, 40, 41, 42, 45
• Selected Sample problems: 28.01, 28.03, 28.05, 28.06
• Week 14
• Discussion Week
• Assignment 6: Link (Due Date: January 7, 2021)
• Week 15
• Biot-Savart Law
• Magnetic Field due to a Long, Straight Current Carrying Wire
• Magnetic Field due to a Circular Current Carrying Wire
• Force between Two Parallel Current Carrying Wires
• Ampere’s Law
• Some Physical Situations to use Ampere’s Law
• Selected Exercise problems: 1, 3, 35, 36, 45, 43, 49, 51, 52, 53
• Selected Sample problems: 29.03, 29.04
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