A cork weighs 2.5 gf in air. When tied to a sinker, the combination is found to weigh 20 gf in water.If the sinker alone weighs 25 gf in water,find the relative density of the cork.
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abhishek717:
the answer might be wrong, how can you add wt or Cork in air and wt of sinker in water (both needs to be in same fluid)
of Cork *
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please mark me as the brainliest
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