Two harmonic waves are described by y1=(4m)sin[(8/m)x-(300/s)t] y2=(4m)sin[(8/m)x-(300/s)t-2] what is the frequency(in Hz) of the resultant wave? a) 300 b) 48 c) 8 d) 0.8

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter1: Introduction To Statics
Section: Chapter Questions
Problem 1.12P: A differential equation encountered in the vibration of beams is d4ydx4=2D where x = distance...
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Two harmonic waves are described by

y1=(4m)sin[(8/m)x-(300/s)t]
y2=(4m)sin[(8/m)x-(300/s)t-2]

what is the frequency(in Hz) of the resultant wave?

a) 300

b) 48

c) 8

d) 0.8

e) 150

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