Question

is it necessary that mass should be present at the center of mass of a system​

Answer 1

Answer:

yes it's necessary to have center of mass

Answer 2

Answer:

no

Explanation:

its not necessary its just the point where we assume the whole mass of the system and treat it like that ...and we will het the same results...

Ex. ring ..its center of mass is in center but physically there's no mass present