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NEET Odisha 2019 Physics and Chemistry

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Question : 4

Total: 90

A tuning fork with frequency 800‌Hz produces resonance in a resonance column tube with upper end open and lower end closed by water surface. Successive resonance are observed at length 9.75‌cm,31.25‌cm and 52.75‌cm. The speed of sound in air is :-

500m∕s
156m∕s
344m∕s
172m∕s

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