A. 2.35m
B. 1.35m
C. 1.00m
D. 0.35m

Correct Answer: Option B

B. 1.35m

Explanation

n = R.d/A.d

1.35 = R.d/1

R.d = 1.35m

SEE ALSO  A siren having a ring of 200 hole makes 132 rev/min. A jet of air is directed on the set of holes. Calculate the frequency and wavelength in air of the note produced (take v = 350m/s)

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