physics

a 700g solid cube having an edge of length 10cm floats in water how much volume of the cube is outside the water?

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  1. Here,

    mass = 700g = 0.7 kg
    volume = mass/density = 0.7/1000 (as density of water = 1000 kg/cb m) = 7x10^-4 meter cube = 700 cm cube

    Volume of cube = (10)^3 = 1000 cm^3

    Volume of cube ouside water = 1000-700 = 300 cm^3

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  2. A cube of wood supporting 200g mass just floats in water.when the mass is removed the cube rises by1cm linear dimension of cube is

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