A tuning fork makes 256 vibrations per second in air. When the velocity of sound is 330 m/s, then wavelength of the tone emitted is 

(1) 0.56 m

(2) 0.89 m

(3) 1.11 m

(4) 1.29 m

(4) v=nλλ=vn=330256=1.29m

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