Which one of the following relations correctly connects wave speed

PHYSICS · Single correct · CBSE · Physics · Waves · Waves

Problem

v

, wavelength

\lambda

and frequency

f

for a sound wave? (a)

v = 2\lambda f

(b)

v = \dfrac{\lambda f}{2}

(c)

v = \lambda f

(d)

v = \dfrac{\lambda f}{4}