MCQOPTIONS
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MCQOPTIONS
| 1. |
A grinding wheel is rotating at 3000 rpm. When the switch is turned off the wheel stops in 10 seconds. The uniform deceleration of the wheel was |
| A. | 1 rad/s2 |
| B. | 31.4 rad/s2 |
| C. | 4 rad/s2 |
| D. | 62.8 rad/s2 |
| E. | 10.4 rad/s2 |
| Answer» C. 4 rad/s2 | |