If a cylindrical container filled with mercury is rotated

Last updated: 6/8/2023

If a cylindrical container filled with mercury is rotated with an angular velocity about its vertical axis of symmetry the mercury air interface takes shape of a paraboloid of revolution If this surface is used as a mirror where should a photo film be placed to get a clear picture of a distant star Acceleration of free fall is g 9 200 alsove lowest point of