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1. |
Calculate the free torsional vibrations of a single motor system from the following data:C = 8 GN/m2, L=9m, I = 600 Kg-m2, J = 8×104 m4 |
A. | 162,132 |
B. | 172,132 |
C. | 182,132 |
D. | 192,132 |
Answer» C. 182,132 | |