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Find the tension in the string holding a...

Find the tension in the string holding a solid block of volume `1000 cm^(3)` and density `0.8 gm//cm^(3)` dipped in liquid and tied to the bottom of a container filled with liquid of density `1.2 gm//cm^(3)` shown in figure
(i) When container is moving upwards with an acceleration `4.9 m//s^(2)`.
(ii) When container is stationary .

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