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Grade: 11
        A cube of wood supporting 200gm mass just floats in water when the mass is removed cube rises by 2 cm if the size of the cube is x cm find x/5
2 years ago

Answers : (1)

dip
24 Points
							
This means that the volume of water of depth 2cm and cross sectional area x^2 was supplying the necessary buoyant force needed to balance the 200gm mass.If g be acceleration due to gravity then:
(volume of water)X(density of water)Xg=200Xg
2Xx^2X1Xg=200Xg
x^2=100
x=10 cm
x/5=2 cm
2 years ago
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