JEE Main 11 April 2015 Paper
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Question : 8 of 90
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A cylindrical block of wood (density = 650 k g m − 3 ), of base area 30 c m 2 and height 54 cm, floats in a liquid of density 900 k g m − 3 .The block is depressed slightly and then released. The time period of the resulting oscillations of the block would be equal to that of a simple pendulum of length (nearly) :
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