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Two spheres each mass M and radius R are connected with massless rod of length 2R . Then moment of inertia of the system about an axis passing through the centre of one of sphere and perpendicular to the rod will beA. `(21)/(5)MR^(2)`B. `(23)/(5)MR^(2)`C. `(22)/(5)MR^(2)`D. `(24)/(5)MR^(2)` |
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Answer» Correct Answer - D `I = (2)/(5)MR^(2)+(2)/(5)MR^(2)+M(2R)^(2)` `=(4)/(5)MR^(2)+4MR^(2)=(24)/(5)MR^(2)` |
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