For the travelling harmonic wave y (x, t) = 2 cos 2p(10t – 0.008x + 0.35) where x and y are in cm and t is in s. The phase difference between oscillatory motions of two points separated by a distance of 0.5 m is
A
0.2 
rad
rad
B
0.4 
rad
rad
C
0.6 
rad
rad
D
0.8 
rad
rad
Text Solution
Verified by ExpertsThe correct answer is:
D
The given equations is
… (i)
The standard equations of travelling harmonic wave is
….. (ii)
Comparing (i) and (ii), we get
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