A lemon sinks in a glass filled with water but it floats when we stir in two spoons of salt in the water. Explain why.

Answer the following : It becomes easier to swim in sea water than in fresh water . Lemon sinks in a glass filled with water with it floats when we stir in two spoons of salt in the water . What is understood from these examples ?

When common salt is dissolved in water

A thin uniform cylindrical shell,closed at both ends, is partially filled with water. It is floating vertically in water in half - submerged state. If P_c is the relative density of the material of the shell with respect to water, then the correct statement is that the shell is

The weight of a bucket is 15kg, when it is filled with water upto 3/5 of its capacity and the weight is 19 kg, if it is filled with water upto 4/5 of its capacity. Find the weight of bucket, if it is completely filled with water.

Solve the following example : The volume of a plastic covered sealed box is 350 cm^3 and the box has a mass 500 g Will the box float on water or sink in water ? What will be the mass of water displaced by the box ?

Two beakers A and B are filled to the brim with water a 4^@C . When A is heated and B is cooled, the water

Two vessels have different base area. They are filled with water to the same height. If the amount of water in one be 6 times that in the other, then the ratio of pressure on their botton will be

Lithium floats an water while sodium floats and catches fire when put in water.