The displacement y of a wave travelling in the x direction is given by – McqOptions

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1.	The displacement y of a wave travelling in the x direction is given by y=10^-4 sin (600t-2x+ /3)
A.	nWhere x is expressed in meters and t is seconds. The speed of the wave motion (in m/s) is?
B.	300
C.	600
D.	1200
E.	200
Answer» B. 300

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