MCQOPTIONS
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| 1. |
The vibration isolation for a forced vibration system is possible, when: |
| A. | ω/ωn > 20.5 |
| B. | ω/ωn = 1 |
| C. | ω/ωn < 20.5 |
| D. | ω/ωn < 1 |
| Answer» B. ω/ωn = 1 | |