a wooden block floats in water with two third of its volume submerged
a)calculate the density of the world
b)when the same block is placed in oil, three quarter of its volume is immersed in oil. calculate the density of oil.
a)calculate the density of the world
b)when the same block is placed in oil, three quarter of its volume is immersed in oil. calculate the density of oil.
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Density of wood / Density of Water = Part of block submerged / Total Part
D / 1 = 2V/3 / 1V
D/ 1 = 2/3
D = 2/3
= 0.67 g / cm3
Again , 3V/4 / 1 V = 0.67 / D
3/4 = 0.67 / D
D = 0.87 g/ cm3
Answer:
(a) 667 kgm-³
(b) 889 kgm-³