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Q.

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

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a

0.56 m

b

0.89 m

c

1.11 m

d

1.29 m

answer is D.

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Detailed Solution

v=nλ⇒λ=vn=330256=1.29m
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