PHYSICS 1020 - Spring 1997
THINGS TO KNOW FOR 3rd EXAM
(3 March 1997)

• material covered in chapters 6, 7, 8, 9 and 10 of the textbook
  (except sections 7.4 to 7.7, 9.6, 9.7)
• material covered in lectures 7 to 14 (i.e. 29 Jan. to 24 Feb. 1997)
• material covered in homework sets 6, 7, 8, 9, 10

Specific items to know:

1. energy, work, power
   • work - definition of work in physics
   • energy, its relation to work
   • conservation of mechanical energy in the absence of friction
   • influence of friction and air resistance
   • types of energy:
     • kinetic energy: translational, rotational
     • potential energy: gravitational, elastic
     • chemical energy
     • mass energy
     • thermal energy
     • heat
   • power vs energy
   • units of energy (Joule, calorie, Btu, kWh)
   • units of power (Watt)

2. thermodynamics:
   • temperature
   • temperature vs thermal energy
   • thermometers and how they work
   • temperature scales: Fahrenheit, Celsius, Kelvin
   • thermal energy = ``internal energy''
   • internal energy vs temperature
   • 1st Law of Thermodynamics
   • heat transport (conduction, convection, radiation)
   • heat engines
   • Carnot engine
   • 2nd law of thermodynamics
3. electric phenomena:
   • electric charge
   • Coulomb's law
   • electric field
   • electric potential energy and voltage
   • circuits, resistance
   • voltage, current, power
   • power consumption in a circuit
   • unit of power and energy (watt, joule, kWhr)
   • magnetic field
   • electromagnetism
   • force on moving charges and currents
   • magnetic field due to moving charges and currents
   • magnetic flux
   • law of induction
4. waves:
   • properties of waves
   • transverse vs longitudinal waves
   • relation between wavelength and frequency
   • superposition, interference
   • sound waves: what are they, pitch vs frequency
5. electromagnetic radiation
   • electromagnetic spectrum
     (order by wavelength/frequency : radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, rays)
   • what is the medium in which electromagnetic waves propagate?
   • is there evidence for or against the existence of the ``ether"?
   • Doppler effect
6. relativity
   • Galilean/Newtonian relativity
   • Galilean vs Einstein's relativity
   • what is a reference frame?
   • what is an inertial frame?
   • principles of special relativity
   • constancy of the speed of light
   • Michelson-Morley experiment
   • time dilation