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प्रश्न
When the pitch of note produced by a harmonium is lowered, then the wavelength of the note :
पर्याय
decreases
first decreases and then increases
increases
remains the same
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उत्तर
When the pitch of the harmonium is lowered, then the frequency is also lowered. Wavelength is inversely proportional to the frequency.
(c) Increases.
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