Question

The equation of a sound wave is y = 0.0015 sin (62.4x + 316t).The wavelength of this wave is

(a) 0.3 unit

(b) 0.2 unit

(c) 0.1 unit

(d) cannot be calculated

Answer 1

Correct option (c) 0.1 unit

Explanation:

Sound wave equation is

y = 0.0015 sin (62.4 x + 316t).

Comparing it with the general equation of motion