In the expression for a progressive sinusoidal wave

PHYSICS · Single correct · A Level · Physics · Waves · Waves

Problem

In the expression

y = A\sin(kx - \omega t)

for a progressive sinusoidal wave, the wavelength

\lambda

is related to the wave number

k

by (a)

\lambda = \dfrac{1}{k}

(b)

\lambda = \dfrac{2\pi}{k}

(c)

\lambda = \dfrac{\pi}{k}

(d)

\lambda = \dfrac{4\pi}{k}