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1. |
What is the formula of controlling force (Fc) of a governor? |
A. | F<sub>c</sub> = n<sup>2</sup> r |
B. | F<sub>c</sub> = m r |
C. | F<sub>c</sub> = m <sup>2</sup> r |
D. | F<sub>c</sub> = m r<sup>2</sup> |
Answer» D. F<sub>c</sub> = m r<sup>2</sup> | |