Class 11

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Q1.

$A$ transverse wave is described by the equation $Y = Y_0 \sin 2\pi \left( ft - \frac{x}{\lambda} \right)$. The maximum particle velocity is four times the wave velocity if:

(A)

$\lambda = \frac{\pi Y_0}{4}$

(B)

$\lambda = \frac{\pi Y_0}{2}$

(C)

$\lambda = \pi Y_0$

(D)

$\lambda = 2\pi Y_0$

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Q2.

$A$ transverse wave is represented by the equation $y = y_0 \sin \frac{2\pi}{\lambda} (vt - x)$. For what value of $\lambda$ is the maximum particle velocity equal to two times the wave velocity?

(A)

$\lambda = 2\pi y_0$

(B)

$\lambda = \pi y_0 / 3$

(C)

$\lambda = \pi y_0 / 2$

(D)

$\lambda = \pi y_0$

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