1.

The equation of a sound wave is y = 0.0015 sin (62.8 x + 316 t) . Find the wavelength of the above ………. .

Answer»

0.2 units
0.3 units
0.1 units
0.15 units

SOLUTION :K = 62.8 units : `lambda = (2PI)/(k) = (2 xx 3.14)/(62.8) = 0.1` units


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