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The liquids shown in figure in the two arms are mercury (specific gravity =13.6) and water. If the difference of heights of the mercury columns is 2 c

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The liquids shown in figure in the two arms are mercury (specific gravity =13.6) and water. If the difference of heights of the mercury columns is 2 cm, find the height of the water column.
image,
A. `6.8cm`
B. `13.6cm`
C. `27.2cm`
D. `54cm`
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Correct Answer - C
`hxx1000xxg=2/100xx13600xxg`
or `h=(2xx13.6)/100m=27.2cm`
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