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Unformatted text preview: instantaneous form, u x ,0 f x exp ik x with f x the modulation envelope. 1 f x N 1 exp  x  2 2 f x N 2 exp 2 x 2 4 3 f x N 3 1  x  1 2 x 2 4 f x N 4 1 2 x 2 (a) Calculate the wave number spectrum  A k  2 for each of the above forms for f x . (b) Explicitly evaluate the rms deviations from the mean, x and k . (c) Using graphs compare the functions  f x  2 and the functions  A k  2 ....
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This note was uploaded on 12/19/2010 for the course PHYS 423 taught by Professor G. during the Spring '10 term at Missouri S&T.
 Spring '10
 G.
 Current

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