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AIEEE 2006 Solved Paper

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Question : 76

Total: 143

A string is stretched between fixed points separated by 75.0‌cm. It is observed to have resonant frequencies of 420‌Hz and 315‌Hz. There are no other resonant frequencies between these two. Then, the lowest resonant frequency for this string is

105 Hz
1.05 Hz
1050 Hz
10.5 Hz

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