A Wave Is Described by Y(x,t)= 0

question 27

Multiple Choice

A wave is described by y(x,t) = 0.1 sin(3x - 10t) , where x is in meters, y is in centimeters and t is in seconds.At time t = 0, the point at x = 0 has a vertical displacement y = 0.0 cm.When is its displacement equal to 0.1 cm?

• A)0.16 s
• B)0.47 s
• C)2.5 s
• D)7.5 s
• E)10 s

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