MCQOPTIONS
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| 1. |
The instantaneous center of a rigid thin disc rolling on a plane rigid surface is located at |
| A. | the centre of the disc |
| B. | the point of contact |
| C. | an infinite distance on the plane surface |
| D. | the point on the circumference situated vertically opposite to the contact point |
| Answer» C. an infinite distance on the plane surface | |