Question

A wooden cube just floats inside water with a 200 gm mass placed on it. when the mass is removed, the cube floats with its top surface 2 cm above the water level. what is the side of the cube ?

Answer 1

let the Side of cube be x

thus according to question

Side immersed in water when mass was there = y

and when the mass is removed

x - y = 2

Equating the two we get
x = 2