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Q. |
When a body of mass moment of inertia / (about a given axis) is rotated about that axis with an angular velocity ?, then the kinetic energy of rotation is |
A. | I ? |
B. | I ?2 |
C. | 0.5 I ? |
D. | 0.5 I ?2 |
Answer» D. 0.5 I ?2 |
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