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The equations of two waves are given by ...

The equations of two waves are given by :
`y_1= 5 sin 2pi(x – vt)` cm
`y_2=3 sin 2pi(x– vt +1.5)` cm
These waves are simultaneously passing through a string. The amplitude of the resulting wave is :

A

2 cm

B

4 cm

C

5.8 cm

D

8 cm

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