An isolated particle of mass `m` is moving in horizontal plane` xy` along the `x`-axis,
Channel: Doubtnut
Date: 2020-07-12

An isolated particle of mass `m` is moving in horizontal plane` xy` along the `x`-axis, at a certain height above the ground. It suddenly explodes into two fragment of masses `m//4` and `3m//4`. An instant later, the smaller fragment is at `y=+15` cm. The larger fragment at this instant is at