1.Four wave functions are given below. Rank them in order of the magnitude of the wave speeds, from least to greatest. I. y(x,t) = (0.1m)cos[ π/2( 2x + 4t +1/2 )] II. y(x,t) = (0.1cm)cos[π( 2x + 4t + 1/2)] III. y(x,t) = (5.0cm)cos( π/2x + 2πt + π/4) IV. y(x,t) = (0.5m)cos[ π/6( 2x + 4t+ 6)] A) IV,III,I,II B) III,IV,II=I C) II,I,III,IV D) IV,II, III=I E) II,IV=III=I 2.Four wave functions are given below. Rank them in order of the magnitude of the wave number (k), from least to greatest. I. y(x,t) = (0.1m)cos[ π/2( 2x +4t +1/2 )] II. y(x,t) = (0.1cm)cos[π( 2x + 4t + 1/2)] III. y(x,t) = (5.0cm)cos( π/2x +2πt + π/4) IV. y(x,t) = (0.5m)cos[ π/6( 2x+ 4t+ 6)] A) IV, III, I, II B) II, I, III,IV C) III, IV, II, I D) I, II, III, IV E) II, III, I, IV

1.Four wave functions are given below. Rank them in order of the magnitude of the wave speeds, from least to greatest. I. y(x,t) = (0.1m)cos[ π/2( 2x + 4t +1/2 )] II. y(x,t) = (0.1cm)cos[π( 2x + 4t + 1/2)] III. y(x,t) = (5.0cm)cos( π/2x + 2πt + π/4) IV. y(x,t) = (0.5m)cos[ π/6( 2x + 4t+ 6)] A) IV,III,I,II B) III,IV,II=I C) II,I,III,IV D) IV,II, III=I E) II,IV=III=I 2.Four wave functions are given below. Rank them in order of the magnitude of the wave number (k), from least to greatest. I. y(x,t) = (0.1m)cos[ π/2( 2x +4t +1/2 )] II. y(x,t) = (0.1cm)cos[π( 2x + 4t + 1/2)] III. y(x,t) = (5.0cm)cos( π/2x +2πt + π/4) IV. y(x,t) = (0.5m)cos[ π/6( 2x+ 4t+ 6)] A) IV, III, I, II B) II, I, III,IV C) III, IV, II, I D) I, II, III, IV E) II, III, I, IV

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter17: Sound Waves

Section: Chapter Questions

Problem 17.62AP

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