A sound wave travels through air with speed and has a wavelength of

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

Problem

A sound wave travels through air with speed 350 m/s350\,\text{m/s} and has a wavelength of 0.70 m0.70\,\text{m}. Find its time period. (a) 0.004 s0.004\,\text{s} (b) 0.002 s0.002\,\text{s} (c) 0.020 s0.020\,\text{s} (d) 0.070 s0.070\,\text{s}

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