P18_086 - 86. When = 0 it is clear that the superposition...

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86. When φ = 0 it is clear that the superposition wave has amplitude 2∆ p m . For the other cases, it is useful to write p 1 +∆ p 2 =∆ p m (sin( ωt ) + sin( ωt φ )) = µ 2∆ p m cos φ 2 sin µ ωt φ 2 . The factor in front of the sine function gives the amplitude for all cases considered:
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.

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