Two waves y1 = A1sink(x - vt) and y2 = A2sink(x-vt+x0), where k = 2pi and x0 = 1.50 cm are superposed. If A1 = 9.00 mm and A2 = 7.00 mm, what is the amplitude of resulting wave?

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Two waves y1 = A1sink(x - vt) and y2 = A2sink(x-vt+x0), where k = 2pi and x0 = 1.50 cm are superposed. If A1 = 9.00 mm and A2 = 7.00 mm, what is the amplitude of resulting wave?

a. 16 mm

b. 8 mm

c. 2 mm

d. 1 mm

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