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Byju's Answer
Standard IX
Physics
Pitch
The frequency...
Question
The frequency of sound wave produced increases when the closed length of an air column -
A
increases
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B
decreases
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C
remain same
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D
none of these
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Solution
The correct option is
B
decreases
For a close organ pipe
ν
α
1
l
∴
with increase in frequency, the closed length decrease.
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