MCQOPTIONS
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MCQOPTIONS
| 1. |
In a bicycle, the radius of rear wheel is twice the radius of front wheel. It \[{{r}_{f}}\]and \[{{r}_{r}}\] are the radii and \[{{v}_{f}}\] and \[{{v}_{r}}\] are the speeds of topmost points of wheels then |
| A. | \[{{v}_{r}}=2{{v}_{f}}\] |
| B. | \[{{v}_{f}}=2{{v}_{r}}\] |
| C. | \[{{v}_{f}}={{v}_{r}}\] |
| D. | \[{{v}_{f}}=4{{v}_{r}}\] |
| Answer» D. \[{{v}_{f}}=4{{v}_{r}}\] | |