A boy is deated on the top of a hemispherical mound of ice of radius R . He is given a little pucsh
Channel: Doubtnut
Date: 2020-06-07

A boy is deated on the top of a hemispherical mound of ice of radius R . He is given a little pucsh and starts sliding down the ice. If ice is frictionless , the boy will leave the ice at a point whose height is