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Fa08_7C_2

# Fa08_7C_2 - Quiz 1 1 Physics 7C SS1 Lecture 2 Wave Model...

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1 Quiz 1

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2 Physics 7C SS1 Lecture 2: Wave Model Total Phase… and Implications for Interference
3 Agenda Review Simple Harmonic Wave model Graphing practice (briefly) Introduce total phase Phase chart representation Introduce interference Phase chart representation Causes of interference types

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4 The Total Phase Making sense of the wave equation: Using Total Phase Charts: ± φ Φ Unit circle Wave 1 t T x l = Asin(F ) y( x,t ) = Asin(2 p t T ± 2 p x l + f )
5 Total Phase Which of the following includes only points with a total phase of exactly π /2 ? A) All B) ABC C) ADG D) AEH E) ACF

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6 Total Phase Which of the following includes only points with a total phase equivalent to π /2 ? A) All B) ABC C) ADG D) AEH E) ACF
7 Fixed Phase Constant Which of the following lists only points with a fixed phase constant of exactly to π /2 ? A) All (The wave paramaters apply at all peaks. They share the same amplitude, equilibrium, wavelength, period, and fixed phase constant) B)

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