Diameter of a glass bottle with a flat base is 4 cm and the bottle has mass 30 g. Centre of gravity of the empty bottle is 10 cm above the base. Up to what height the bottle should be filled with water such that , when it floats vertically in a tank of water such that when it floats vertically in a tank of water, its centre of gravity will be at the mid-point of the immersed portion of the bottle?

Diameter of a glass bottle with a flat base is 4 cm and the bottle has

1.	Diameter of a glass bottle with a flat base is 4 cm and the bottle has mass 30 g. Centre of gravity of the empty bottle is 10 cm above the base. Up to what height the bottle should be filled with water such that , when it floats vertically in a tank of water such that when it floats vertically in a tank of water, its centre of gravity will be at the mid-point of the immersed portion of the bottle?
Answer» ANSWER :8.8 CM