Q 22 A hollow vertical cylinder of radius r and height h has

Last updated: 6/14/2023

Q 22 A hollow vertical cylinder of radius r and height h has smooth internal surface A small particle is placed in contact with the inner side of the upper rim at a point P It is given a horizontal speed u tangential to rim It leaves the lower rim at point Q vertically below P the number of revolutions made by the particle will be P A n h 2 r B n u 12gh h C n 2 r h u D n 2pr 2h