JEE Mains 12-Apr-2023 Shift 1 Solved Paper

Section: Physics
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Question : 58 of 90
 
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For a certain organ pipe, the first three resonance frequencies are in the ratio of 1:3:5 respectively. If the frequency of fifth harmonic is 405‌Hz and the speed of sound in air is 324ms−1 the length of the organ pipe is ________ m
[12-Apr-2023 shift 1]
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