Answers

2015-09-26T17:28:01+05:30
let water be p
wood be pw
and spirit be ps
so,
total volume of wood is V=15A
1.mass of wood=mass of water displaced by it
Vpwg=A*10*p*g
pw=0.67 g/cm³
2.mass of wood =mass of spirit displaced
Vpwg=A*12*ps*g
ps=0.83 g/cm³


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