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At time t = 0 and at position x = 0 m along a string, a traveling sinusoidal wave with an angular...

At time t = 0 and at position x = 0 m along a string, a traveling sinusoidal wave with an angular frequency of 450 rad/s has displacement y = +4.4 mm and transverse velocity u = -0.71m/s. If the wave has the general form y(x, t) = ym sin(kx - ωt + φ), what is phase constant φ?

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Answer #1

We note that dv/dtー-cocos(kx-ot +の, which we will refer to as u(r,t). so that the ratio of the function y(x,t) divided by ur,

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