Question

is Wn kea 4.9621 x 107 2.23 x 102 rad/s 1000 (a) Determine their equivalent stiffness (Figures A3 and A4) Rigd har A (b) The cockpit of a firetruck is located at the end of a telescoping boom, as shown in fig AS. The cockpit, along with the fireman, weighs 2000 N. Find the cockpt natutal frequency of vibration in the vertical direction Bucket 1e copiag arm Fig A5

Answer 1

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