PHY 2054 (Physics 2 without Calculus) Fall 2018

Physics Topics Covered in This Course

Electric Charge and Electric Field (Chap. 18)

  • Charge, conservation of charge, conductors and insulators
  • Coulomb's law for point charges, comparison to gravitational force
  • Force from multiple charges (vector addition of forces)
  • Electric field E, force on charge from E, E from multiple charges, spherical shapes
  • Electric field lines
  • Conductors and E fields in static equilibrium
  • Applications of electrostatics

Electric Potential and Electric Field (Chap. 19)

  • Electric potential energy U for two charges, U for multiple charges (scalar addition)
  • Electron volt (eV) unit of energy for microscopic systems
  • Conservation of energy, including electric potential energy
  • Definition of potential V, potential difference ΔV, ΔV vs E, V for uniform E
  • V for point charge, multiple charges, charge distributions
  • Equipotential lines, relation to E field lines, conductors and equipotentials
  • Capacitors and charge storage, parallel plate capacitor, E field inside capacitor, energy stored in capacitor, dielectrics
  • Combining capacitors in series and parallel
  • Applications of capacitors

Electric Current, Resistance, Ohm's Law (Chap. 20)

  • Definition of current, ampere unit, direction of current flow vs electron flow, relation between current and drift velocity
  • Ohm's law & its applicability, definition of resistance, simple circuits
  • Resistivity and resistance, calculating resistance from resistivity and geometry
  • Resistivity vs temperature T 
  • Electric power and energy, power supplied by power supply, power dissipated by resistance
  • AC vs DC circuits, rms quantities, average power in AC circuits

Circuits, Instruments (Chap. 21)

  • Resistors in series and parallel (finding equivalent resistance)
  • EMF; effect of internal resistance on net voltage & delivered power
  • Kirchhoff's rules and solving multi-loop circuits
  • Ammeters, voltmeters and how they are used

Magnetism (Chap. 22)

  • Magnetic field lines, direction
  • Force of B field on moving charge, current; right hand rule
  • Orbit of moving charge in a B field (helix, circle, radius of curvature)
  • Hall effect, Hall emf
  • Torque on current loop; motors
  • Generation of B fields from currents (ex. long wire, circular loop); right hand rule #2 ; Ampere's law
  • Magnetic force between 2 parallel currents

Electromagnetic Induction (Chap. 23)

  • Magnetic flux, Faraday's law, Lenz' law, direction of induced current
  • Motional emf, force on moving conductor in B field; magnetic damping
  • Electric generators, back emf, motors, transformers
  • Inductance, emf, energy stored in inductor
  • RL circuits, behavior of current & voltage

Electromagnetic Waves (Chap. 24)

  • EM waves as oscillations of E, B fields; speed of EM waves in terms of ε0 and μ0
  • Relation between B field and E field
  • The electromagnetic spectrum vs wavelength and frequency (radio, microwave, IR, visible, UV, X-ray, gamma)
  • Energy carried by EM waves; intensity; relation between energy and amplitude

Geometric Optics (Chap. 25)

  • Laws of reflection and refraction; index of refraction; Snell's law
  • Total internal reflections & applications (fiber optics, medical instruments, etc.)
  • Dispersion; how rainbows are formed
  • Images from plane mirror, spherical mirror (concave/convex); focal length, ray tracing, lens equation, magnification
  • Images from thin lens; converging and diverging lenses

Vision and Optical Instruments (Chap. 26)

  • Single lens instruments: Magnifier, projector, camera, human eye
  • Two lens instruments: Telescope, microscope
  • Lens and mirror aberrations and their correction
  • Vision defects and their corrections

Wave Optics (Chap. 27)

  • Huygens' principle and propagation of light
  • Interference, effect of interference on reflectivity from thin films & soap bubbles; applications of thin coatings for low reflectance lenses and high reflectance mirrors
  • Polarization of light and it's causes
  • Interference and path length; application to light transmitted through double slit
  • Diffraction, single slit, diffraction grating; diffraction as a limitation on performance for optical instruments (Rayleigh criterion)
  • Radiotelescopes and high resolution astronomy, VLBI