Question

state archimedes explin it tw application

Answer 1

When a body is partially or wholly immersed in a fluid.... An upthrust acts on it... The weight of the body is exactly equal to the volume of fluid displaced by it.

Answer 2

when and object completely or partially emerged in a liquid then it experiences a loss in its weight which is =to the weight of the liquid displaced by that object.

buoyant force acting on object =weight of the liquid displace by that object

applications

1 Archimedes principle is used to determining the relative density  of a substance.

2 the lactometers used for determining the purity of milk are based on Archimides principle