Two discs have the same mass and thickness. Their materials are of densities d_(1) and d_(2). The ratio of their M.I about their central axis is

Two discs have the same mass and thickness. Their materials are of den

1.	Two discs have the same mass and thickness. Their materials are of densities d_(1) and d_(2). The ratio of their M.I about their central axis is
Answer» `d_(2):d_(1)` `d_(1):d_(2)` `d_(1)^(2):d_(2)^(2)` `d_(2)^(2):d_(1)^(2)` ANSWER :A