Question

72. A piece of wood floats in water with 1/5th of its
volume exposed. Calculate the density of wood.
Density of water 1000 kg m-3.
A) 800 kg m-3
B) 500 kg m-3
C) 400 kg m-3
D) 1000 kg m-3
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Answer 1

Answer:

800kg/m^3

Explanation:

v/V=ds/dl

(4x/5)/x=ds/1000

ds=800kg/m^3