question_answer

  Two circular discs of same mass and thickness are made up of two different metals with densities \[{{d}_{x}}\]and\[{{d}_{Y}}({{d}_{X}}>{{d}_{Y}})\]. Their moments of inert about the axes passing through their centers of gravity and perpendicular to their planes are\[{{I}_{X}}\] and\[{{I}_{Y}}\]. Which one is correct?

A) \[{{I}_{x}}>{{I}_{y}}\]

B) \[{{I}_{x}}<{{I}_{y}}\]

C) \[{{I}_{x}}={{I}_{y}}\]

D) None of these