Question

how to find volume of cavity of sphere if its specific gravity is 19.6 and weighs 25 gm in water snd 20 gm in air
i want answer this is a simple question.i am testing this app to know whether it is useful or not. are no genius using this app. i want yiur support i know you all are good in answering queations.

Answer 1

You have to apply archimede's priciple to solve it. Density of water is 1 and hence the wt of water and volume ... What is the volume and specific gravity of a metal ball ...