MCQOPTIONS
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| 1. |
The Smallest and largest natural frequencies of a 'n' degree freedom system are ω1 and ωn respectively. The approximate natural frequency estimated by Rayleigh’s and Dankerley’s methods is ωr and ωd respectively. Which of the following statements is true? |
| A. | ωr < ω1 and ωd < ω1 |
| B. | ωr < ω1 and ωd > ω1 |
| C. | ωr > ω1 and ωd > ω1 |
| D. | ωr > ω1 and ωd < ω1 |
| Answer» E. | |