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NEET UG PHYSICS MCQ: WAVES

1 Medium
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Application +4 | -1
The frequency of a sonometer wire is ff. The frequency becomes f/2f / 2 when the mass producing the tension is completely immersed in water and on immersing the mass in a certain liquid, frequency becomes f/3f / 3. The relative density of the liquid is
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Correct option: D
1.181.18
Option D (1.18) is correct because the relative density is calculated by comparing the change in tension (due to buoyancy) when the mass is immersed in water and the unknown liquid.

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