Unformatted text preview: 78. (a) Straightforward application of Eq. 36-3 and v = ∆x/∆t yields the result: ﬁlm 1 with a traversal
time equal to 4.0 × 10−15 s.
(b) Use of Eq. 36-9 leads to the number of wavelengths:
N= L1 n1 + L2 n2 + L3 n3
= 7. 5 .
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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.
- Fall '08