A flat-bottomed glass tube has a diameter of 4 cm and weighs 30gxxg. The centre of gravity of the empty tube is 10 cm above the bottom. Find the amount of water which must be poured into the tube so that when it is floating vertically in a tank of water, the centre of gravity of the system is at the mid-point of the immersed length of the tube.

A flat-bottomed glass tube has a diameter of 4 cm and weighs 30gxxg. T

1.	A flat-bottomed glass tube has a diameter of 4 cm and weighs 30gxxg. The centre of gravity of the empty tube is 10 cm above the bottom. Find the amount of water which must be poured into the tube so that when it is floating vertically in a tank of water, the centre of gravity of the system is at the mid-point of the immersed length of the tube.
Answer» ANSWER :0.1107 KG (APPROX.)