Determine the weight of this substance

Reference no: EM13248570

A piece of wood of density of mass 5kg is 400 x 500 x 300mm thick. When it is floating water, how much of this thickness h is submerged and what is the apparent weight? A heavy substance is now buried inside the wood so that the top of is just below the water surface. What is the weight of this substance?

Reference no: EM13248570

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