A shell of mass m is at rest initially. It explodes into three fragments having masses in the
Channel: Doubtnut
Date: 2020-08-23

A shell of mass m is at rest initially. It explodes into three fragments having masses in the ratio `2:2: 1.` The fragments having equal masses fly off along mutually perpendicular directions with speed v. What will be the speed of the third (lighter) fragment ?