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The displacement equations of two interfering waves are given by

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The displacement equations of two interfering waves are given by

y1 = 10sin (ωt + π/3) cm

y2 = 5 [sin(ωt)+√3 cos ωt]cm respectively. The amplitude of the resultant wave is ____cm.

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Correct answer is 20

Thus the phase difference between the waves is 0. 

so A = A1 + A2 = 20 cm

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